第一カッター興業 List of Products and Services

We would like to introduce our diamond cutting method, "Flat Sawing." This efficient method allows for quicker cutting of horizontal surfaces such as floors, slabs, and pavements. It ensures reliable cutting work in a wide range of scenarios, from the installation of telephone, electrical, gas, and water pipes to the renovation of water supply and drainage systems, road repairs, joint cutting, and slabs. 【Features】 ■ Capable of cutting depths up to 800mm ■ Can also perform snow-melting groove cutting with a cutting width of 50mm ■ Cutting can be done with both electric (suitable for indoor work as it produces no exhaust emissions) and engine-powered equipment ■ Wet or dry cutting can be selected based on the site conditions ■ Cutting of materials other than floors (such as concrete precast products) is also possible. *Please inquire for details. *For more information, please download the PDF or feel free to contact us.

• Concrete construction

We would like to introduce our surface preparation method "Vacuum Blast." With a blast gun that integrates the spray nozzle and recovery hose, it is possible to suction abrasive materials without scattering them. It has a wide range of applications, including surface preparation for concrete structures and Type 1 surface cleaning for steel plate painting. 【Applications】 ■ Interior and exterior repair finishing ■ Graffiti removal ■ Tunnel wall surface adjustment ■ Type 1 surface cleaning for steel plate painting ■ Surface adjustment for seismic concrete thickening ■ Anti-slip finishing for stone *For more details, please download the PDF or feel free to contact us.

• Renovation and repair methods

We would like to introduce our surface preparation method "Grinding." This method involves surface treatment using a horizontally rotating diamond disc, allowing us to select and utilize various machines and diamonds from a diverse lineup to remove different coatings and perform surface treatments. By combining this with cutting methods and peeling methods, it is possible to finish rough surfaces smoothly. 【Features】 ■ Dust is collected with a vacuum ■ Surface polishing and thin film removal are achieved by rotating the diamond disc ■ Removal of epoxy coatings is possible using special chip blades *For more details, please download the PDF or feel free to contact us.

• Pavement construction

We would like to introduce our surface preparation method "Cutting (Hatsuri)." With powerful impacts, we achieve highly efficient removal of even the hardest floors. By rotating the cutter blade vertically and striking it forcefully against the floor surface, we perform surface treatments such as paint removal and roughening of concrete. 【Features of Level Down】 ■ Compact ■ As it is machine-operated, a stable and uniform precision is required for the depth of concrete level down. ■ By using it in conjunction with grinding machines, a flat working surface can be formed, creating an ideal surface preparation for repair materials. ■ Compared to manual work, the construction speed is faster. *For more details, please download the PDF or feel free to contact us.

• Pavement construction

We would like to introduce our surface preparation method, "Shot Blasting." This technology utilizes motor power to rotate a blade, known as a rotor, at high speeds, while feeding in projection materials such as steel shot or steel grit. The centrifugal force generated by the high-speed rotating blade projects the materials. Our compact design achieves high work efficiency and operational ease, taking into consideration the work environment. Please feel free to contact us when you need our services. 【Features】 ■ Surface stripping and cleaning in four steps: striking, grinding, suctioning, and separating ■ Complete recovery of stripped materials by a powerful suction dust collector ■ Collected materials can be completely separated by a separator *For more details, please download the PDF or feel free to contact us.

• Other earthworks, foundation works, and exterior floors

"Floor Maintenance P" is a method focused solely on removing tire marks, slip marks, and surface dirt from the floor, achieving a short construction period and low cost! As an option, you can also choose to repair pinholes and minor cracks in the concrete surface, as well as correct unevenness. 【Features】 ■ Revolutionary ■ Significantly reduces construction time ■ Substantial cost reduction ■ Various optional construction choices available *For more details, please refer to the catalog or feel free to contact us.

• Carports and related materials

This method uses an electric machine and produces no exhaust gases at all. It completely resolves issues related to odors and oxygen deficiency caused by exhaust gases during indoor work. It significantly contributes to ensuring a safe working environment and reducing CO2 emissions. There are no unpleasant odors associated with exhaust gases, and there is no concern about odor transfer to products that are sensitive to smells, such as food. 【Features】 ■ No risk of carbon monoxide poisoning ■ No concern about odor transfer ■ No need for a spark arrestor ■ Environmentally friendly method *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The method is a technique that adds a dust collection function to a flat sawing machine. Since it does not use cooling water, there is no need for water supply equipment or wastewater treatment. The cutting dust is simultaneously suctioned during cutting, making processing simple. Additionally, there is no need for washing the road surface after cutting, so there is no concern about road surface freezing during winter construction. 【Features】 ■ Effective for cost reduction ■ Easy post-processing ■ Can operate with the machine alone ■ Easy cleaning ■ No need for washing the road surface *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method

"Wire sawing" is a cutting method that involves wrapping a wire with diamond chips sintered onto it around the target object and rotating it at high speed while applying tension. It can be operated remotely and can be used flexibly in various environments such as underwater, at heights, and underground. Additionally, it is capable of cutting special composite materials such as metals and refractory materials. 【Features】 ■ Can cut thick and large objects without being affected by depth ■ Generates less noise during building demolition, contributing to noise reduction for nearby areas ■ Capable of cutting various objects, including concrete and rebar ■ An environmentally friendly method with no pollution ■ Can also cut special composite materials (such as metals and refractory materials) *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

"Wall sawing" is a method of cutting walls, floors, and other flat surfaces by fixing a guide rail with anchor bolts, attaching an electric or hydraulic drive unit to the rail, and cutting the target object through the high-speed rotation of a diamond blade and the movement of the drive unit along the rail. It is capable of cutting concrete up to 700mm thick. Its compact design allows for excellent maneuverability even in tight workspaces. 【Features】 - Capable of cutting concrete up to 500mm thick - Reduces impact on the surrounding environment due to low vibration and low noise - Allows for high-precision work as it cuts along the rail - Enables safe operation under various conditions through remote control - Compact design provides excellent maneuverability even in confined spaces *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Reliable technology backed by proven results is essential for underwater work, which often comes with many constraints. Our company has undertaken numerous projects based on diamond cutting methods in underwater construction, earning a high level of trust. We handle a wide range of underwater tasks, including cutting, drilling, and anchoring. Please feel free to consult us when considering underwater construction. 【Features】 ■ Capable of various underwater construction tasks, including cutting and drilling using underwater diamond methods ■ Peace of mind with our experienced and specialized staff with a wealth of achievements ■ Implementation of safe and reliable construction using new equipment and technology *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method

Compared to heavy machinery dismantling, the "diamond method" allows for cutting and drilling with low vibration and low noise, and is widely used in civil engineering and construction projects. However, a new problem has arisen: wastewater sludge from the cooling water used during operations contaminates the surrounding environment. The "dry diamond method" is a new technique that eliminates wastewater sludge while taking advantage of the benefits of the diamond method. In demolition and renovation work, where reducing environmental impact is essential, this method will serve as a guideline for the future. 【Features】 ■ ECO method that eliminates wastewater sludge ■ Low noise and low vibration method ■ Prevents accidents caused by wastewater freezing in cold weather operations ■ No need for post-processing; can be treated directly as industrial waste *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Our "Diamond Method" metal cutting technology can cut and drill various materials, from metal to ultra-high reinforced concrete. Large equipment can be cut and dismantled in a short time, and it is easy to extract solidified iron debris. For example, it is widely used in: - Modifications and construction of machinery related to plants - Petrochemical plants - Steel mills and power plants, etc. Dry cutting using air cooling is possible without using cooling water. During cutting, it can be performed without generating an open flame, and remote operation is feasible, making it a preferred option for many companies as an alternative to gas cutting. 【Features】 ■ Capable of cutting complex shapes ■ Can cut both metal and ultra-high reinforced concrete ■ Dry cutting using air cooling without the use of cooling water ■ Can be performed without generating an open flame during cutting ■ Remote operation allows for flexibility in the work location *For more details, please refer to the PDF document or feel free to contact us.

• others

The water pressure-driven cutting and drilling method "ECOA" eliminates work stress caused by oil leaks and reduces countermeasure costs. It is a drilling machine equipped with a water pressure-driven motor. With the water pressure-driven "ECOA," there is no need for oil leak countermeasures, which are essential for water's edge and underwater construction using hydraulic equipment, allowing for reduced stress for workers and lower countermeasure costs. Additionally, all construction is carried out by our group's divers, so there is no need for customers to arrange for divers. Since no hydraulic oil is used, there is also no need for waste oil disposal. 【Features】 ■ Does not use hydraulic motors ■ No need for oil spill countermeasures in water's edge and underwater work ■ No need for waste oil disposal since no hydraulic oil is used ■ No need for customers to arrange for divers *For more details, please refer to the PDF materials or feel free to contact us.

• Work boats, research vessels, underwater work machines

With a power-free and wireless tracking pulley system, comfortable wire saw operations can be achieved. Cutting precision has improved, allowing cuts within ±5mm. By reducing replacement work and automating tasks, workability has improved by 30%. Additionally, dust generation during dry cutting is minimized, enhancing safety and environmental performance. 【Features】 ■ Improved cutting precision, allowing cuts within ±5mm ■ Workability improved by 30% through reduced replacement work and task automation ■ Minimized dust generation during dry cutting, enhancing safety and environmental performance *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

"Placon Floor" is a revolutionary flooring finishing method that directly polishes the concrete substrate to achieve a finished surface. This method polishes the concrete floor to a mirror-like state, enhancing both the gloss that reflects light and the durability of the floor. Additionally, by removing the weak surface layer of the concrete and improving its strength, it prevents whitening. Since this method utilizes the existing concrete as is, there is no need for finishing materials. It can be completed in a shorter time frame compared to painted floors, natural stone, or tiles. Furthermore, there is no curing period required like with painted floors, allowing for immediate business operations after construction (post-polishing). We offer plans tailored to your needs, from roughening to mirror finish. 【Features】 ■ Revolutionary ■ Improved floor durability ■ Significantly reduced construction time ■ Beautiful mirror finish ■ Substantial overall cost reduction *For more details, please refer to the catalog or feel free to contact us.

• Renovation and repair methods

The "HBS-2000" is a ride-on scraper capable of removing waterproofing materials without damaging the base material. Thanks to its high power, it can remove residual asphalt (less than 10mm) as well. The scraper unit can be repositioned to one of three locations: left, center, or right of the machine, and the blade tips are available in 300mm and 150mm sizes (300mm is standard equipment). 【Features】 ■ Ideal for removing waterproof layers from bridges and elevated structures, cushioning materials from stadiums, and FRP flooring from parking lots. ■ Capable of removing waterproofing materials without damaging the base material. ■ High power allows for the removal of residual asphalt (less than 10mm). ■ Achieves labor savings and shortens construction periods. ■ Equipped with an environmentally friendly water-cooled diesel engine. *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Water jet cutting can drill concrete without damaging rebar, allowing for durable repair and reinforcement work that takes the structure into consideration. The hole walls are not smooth like those created by core drilling, but rather have a rough surface, which allows filling materials such as mortar to interlock, ensuring high shear and adhesion performance. Drilling diameters from φ20 to 300mm are possible, and depths of over 5000mm can also be accommodated (based on actual performance). 【Features】 ■ Can drill concrete without damaging rebar ■ Consideration for the structure ■ Enables durable repair and reinforcement work ■ Hole walls can ensure high shear and adhesion performance ■ Drilling diameters from φ20 to 300mm are possible, with depths of over 5000mm (based on actual performance) *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

We would like to introduce the cutting devices used in the water jet cutting method. The "Abrasive Water Jet (AWJ)" cleanly cuts hard materials such as metal, concrete, and composite materials. It can accommodate both circular and flat shapes, as well as various materials. The "Abrasive Suspension Jet (AWSJ)" can form a focused jet stream, demonstrating high cutting capability and allowing for underwater cutting without generating air mist. 【Features】 ■ Abrasive Water Jet (AWJ) - Cleanly cuts hard materials such as metal, concrete, and composite materials - Accommodates both circular and flat shapes, as well as various materials ■ Abrasive Suspension Jet (AWSJ) - Demonstrates high cutting capability due to the ability to form a focused jet stream - Allows for underwater cutting without generating air mist - Can be used outdoors without humidity restrictions - Capable of cutting tubes with an inner diameter of 40mm or more, allowing access to narrow environments *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the 'JMK-XYZ2100' used in water jet cutting methods. This is a specialized device for removing concrete in narrow areas such as around bridge supports and in expansion joints. It can remove concrete even in spaces as narrow as 80mm. The two-axis movable range can be operated remotely, allowing for efficient work in wide areas of narrow spaces. 【Features】 ■ Removes concrete in narrow areas such as around bridge supports and in expansion joints ■ Capable of removing concrete in spaces as narrow as 80mm ■ Two-axis movable range can be operated remotely ■ Allows for efficient work in wide areas of narrow spaces *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "JMK-XYZ3000" is a specialized device for removing expansion joints on elevated roads, including highways. It is sized to match the expansion joint section, with a width of 2,100mm and a length of 4,150mm, allowing for efficient work. Since it uses a water jet from a high-pressure pump, it can perform ideal removal work without damaging the rebar. 【Features】 ■ A self-propelled device that allows for efficient installation and work, reducing time ■ Flexible response to expansion joint sections arranged at an angle through angle adjustment of the device ■ Exposes a sound substrate without damaging the rebar ■ Width and length can be adjusted according to the construction site *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the Spin Jet "36-9950-15A/JMK2000-F600-SPIN JET." It can remove lane markings with minimal damage to high-performance pavement surfaces. It is an all-weather model that allows for smooth operation. Additionally, we also offer the double spin jet "SR9665V-14SPIN JET," which enables efficient work within a limited time frame. 【Spin Jet Features】 ■ Capable of removing lane markings with minimal damage to high-performance pavement surfaces ■ All-weather model that allows for smooth operation ■ Simultaneous collection of wastewater and waste materials is possible *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "JMK-2100" is a water jet robot that demonstrates excellent performance in wall and ceiling surface stripping. By moving along a rail, it enables efficient and stable construction. It can be used on wall and ceiling surfaces, and even in locations where it is difficult to transport self-propelled machines, the device can be manually carried in. [Features] ■ A body mounting device that moves along the rail in the X and Y axis directions ■ Capable of construction on wall and ceiling surfaces ■ Can be manually transported into locations where it is difficult to bring in self-propelled machines *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "JMK-2100 (self-propelled)" is a water jet robot that can accurately secure standoff distance, movement speed, straightness, and injection angle, resulting in stable construction quality. The machinery is lightweight, and its movement is based on a caterpillar system, allowing it to easily move over rebar after chipping treatment. Automation and remote operation enable large-scale construction. 【Features】 - Self-propelled device specifically for floor surfaces - Lightweight machinery - Caterpillar-based movement - Can easily move over rebar after chipping treatment - Maximum working width of 1,700 mm - Suitable for continuous large-scale construction such as on highways.

• Special Construction Method

Introducing the "Rotary Lance" of the Water Jet Lance. The "Rotary Lance" allows for high-efficiency work over a wider area compared to a hand lance by rotating the nozzle at the tip, making it suitable for tasks such as paint removal and surface preparation. 【Features】 <Hand Lance> ■ Enables chipping through ultra-high-pressure water injection from a single-hole nozzle head to the substrate. ■ Using an angle conversion fixture on the lance part allows for chipping in narrow spaces. <Rotary Lance> ■ Air rotary lance suitable for paint removal and surface preparation. ■ By rotating the nozzle at the tip, it enables high-efficiency work over a wide area. *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the "Hand Lance" of the water jet lance. The "Hand Lance" enables chipping by spraying ultra-high-pressure water from a single-hole nozzle head onto the body. By using an angle conversion fixture on the lance section, it can also chip in narrow areas. 【Features】 <Hand Lance> ■ Enables chipping by spraying ultra-high-pressure water from a single-hole nozzle head onto the body. ■ Can chip in narrow areas by using an angle conversion fixture on the lance section. <Rotary Lance> ■ An air rotary lance suitable for removing coatings and surface preparation. ■ By rotating the nozzle at the tip, it allows for high-efficiency work over a wide area. *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the "Aqua Hand Blast" used in water jet construction methods. This substrate processing system has a cleaning width of 140mm, allowing for efficient treatment of large areas such as walls, floors, and ceilings. It enables simultaneous collection of waste materials and wastewater, allowing for wider application than a hand lance. [Features] ■ Substrate processing system with a cleaning width of 140mm ■ Simultaneous collection of waste materials and wastewater ■ Wider application than a hand lance *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method

MMJ is a water jet robot that adheres to magnetic surfaces with magnets and can perform remote coating removal. It demonstrates its power in the stripping work of exterior painting of large ships, industrial tank painting, and painting of steel structures. A wireless operator can control the pump's ON/OFF and the winch drop prevention brake alone, making it suitable for use in explosion-proof required environments. Its simple and lightweight structure also makes maintenance easy. 【Features】 - Self-spin design with wireless control type, achieving high-efficiency work - Hydraulic drive type capable of vertical movement on walls, overhangs, and horizontal travel - Capable of changing direction at fixed points, allowing for efficient movement - The brake engages when the pump stops, automatically halting the winch's movement *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

MMJ is a water jet robot that adheres to magnetic surfaces with magnets and can perform remote coating removal. It demonstrates its power in the stripping work of exterior painting of large ships, industrial tank painting, and painting of steel structures. A wireless operator can control the pump's ON/OFF and the winch's drop prevention brake alone, making it suitable for use in explosion-proof required environments. Its simple and lightweight structure also allows for easy maintenance. 【Features】 - Self-spin design with wireless control type, achieving high-efficiency work - Hydraulic drive type capable of vertical movement on walls, overhangs, and horizontal travel - Capable of turning direction at fixed points, allowing for efficient movement - The brake engages when the pump stops, automatically halting the winch's movement *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the "Aqua Hand Blast" used in water jet construction methods. A substrate treatment system with a cleaning width of 140mm that efficiently performs surface preparation over a wide area. It allows for simultaneous collection of waste materials and wastewater, enabling wider construction than a hand lance. 【Features】 ■ Substrate treatment system with a cleaning width of 140mm ■ Simultaneous collection of waste materials and wastewater ■ Enables wider construction than a hand lance *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the "Hand Lance / Rotary Lance" of the Water Jet Lance. The "Hand Lance" allows for chipping by spraying ultra-high-pressure water from a single-hole nozzle head onto the substrate. By using an angle conversion jig on the lance section, it can also chip in narrow areas. The "Rotary Lance" enables high-efficiency work over a wide area by rotating the nozzle at the tip, making it suitable for paint removal and surface preparation. 【Features】 <Hand Lance> - Allows for chipping by spraying ultra-high-pressure water from a single-hole nozzle head onto the substrate. - Can chip in narrow areas by using an angle conversion jig on the lance section. <Rotary Lance> - Air rotary lance suitable for paint removal and surface preparation. - Enables high-efficiency work over a wide area by rotating the nozzle at the tip. *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "JMK-2100" is a water jet robot that demonstrates excellent performance in wall and ceiling surface stripping. By moving along a rail, it enables efficient and stable construction. It can be used on wall and ceiling surfaces, and even in locations where it is difficult to transport self-propelled machines, the device can be manually carried in. 【Features】 ■ A body mounting device that moves along the rail in the X and Y axis directions ■ Capable of construction on wall and ceiling surfaces ■ Can be manually carried into locations where it is difficult to transport self-propelled machines *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Introducing the Spin Jet "36-9950-15A/JMK2000-F600-SPIN JET." It can remove lane markings with minimal damage to high-performance pavement surfaces. It is an all-weather model that allows for smooth operation. Additionally, we also offer the double spin jet "SR9665V-14SPIN JET," which enables efficient work within a limited time frame. 【Spin Jet Features】 - Capable of removing lane markings with minimal damage to high-performance pavement surfaces - All-weather model for smooth operation - Simultaneous collection of wastewater and waste materials is possible *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "JMK-2100" is a water jet robot that can accurately secure standoff distance, movement speed, straightness, and injection angle, resulting in stable construction quality. The machinery is lightweight, and its crawler-type movement allows for easy mobility even on rebar after chipping treatment. Automation and remote operation enable large-scale construction. 【Features】 ■ Self-propelled device exclusively for floor surfaces ■ Lightweight machinery ■ Crawler-type movement ■ Easily movable even on rebar after chipping treatment ■ Maximum working width of 1,700mm ■ Suitable for continuous large-scale construction such as on highways *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method

Introducing the 'JMK-XYZ2100' used in water jet cutting methods. This is a specialized device for removing concrete in narrow areas such as around bridge supports and in play areas. It can remove concrete even in spaces as narrow as 80mm. The two-axis movable range can be operated remotely, allowing for efficient work in a wide area within narrow spaces. 【Features】 ■ Removes concrete in narrow areas such as around bridge supports and in play areas ■ Capable of removing concrete in spaces as narrow as 80mm ■ Two-axis movable range can be operated remotely ■ Allows for efficient work in a wide area within narrow spaces *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

We would like to introduce the cutting devices used in the water jet cutting method. The "Abrasive Water Jet (AWJ)" cleanly cuts hard materials such as metal, concrete, and composite materials. It can accommodate both circular and flat shapes, as well as various materials. The "Abrasive Suspension Jet (AWSJ)" can form a focused jet stream, demonstrating high cutting capability, and allows for underwater cutting without generating air mist. 【Features】 ■ Abrasive Water Jet (AWJ) - Cleanly cuts hard materials such as metal, concrete, and composite materials - Accommodates both circular and flat shapes, as well as various materials ■ Abrasive Suspension Jet (AWSJ) - Demonstrates high cutting capability by forming a focused jet stream - Allows for underwater cutting without generating air mist - Can be used outdoors without humidity restrictions - Capable of cutting tubes with an inner diameter of 40mm or more, allowing access to narrow environments *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Water jet cutting can drill into concrete without damaging rebar, allowing for durable repair and reinforcement work that takes structural considerations into account. The hole walls are not smooth like those created by core drilling, but rather have a rough surface, which allows filling materials such as mortar to interlock, ensuring high shear and adhesion performance. Drilling diameters from φ20 to 300mm are possible, and depths of over 5000mm can also be accommodated (based on actual performance data). 【Features】 ■ Can drill into concrete without damaging rebar ■ Takes structural considerations into account ■ Enables durable repair and reinforcement work ■ Hole walls can ensure high shear and adhesion performance ■ Drilling diameters from φ20 to 300mm are possible, with depths of over 5000mm (based on actual performance data) *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "JMK-XYZ3000" is a specialized device for removing expansion joints on elevated roads, including highways. It is sized to match the expansion joint section, with a width of 2,100mm and a length of 4,150mm, allowing for efficient work. As it uses a water jet from a high-pressure pump, it can perform ideal removal work without damaging the rebar. 【Features】 ■ A self-propelled device that allows for efficient installation and work, reducing time ■ Flexible adaptation to expansion joint sections positioned at an angle through angle adjustment of the device ■ Exposes a sound substrate without damaging the rebar ■ Width and length adjustments can be made according to the construction site *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

The "HBS-2000" is a ride-on scraper that can remove waterproofing materials without damaging the base material. Thanks to its high power, it can remove residual asphalt (less than 10mm) completely. The scraper unit can be repositioned to one of three locations: left, center, or right of the machine, and the blade tips are available in 300mm and 150mm sizes (with 300mm as standard equipment). 【Features】 ■ Suitable for removing waterproof layers from bridges and elevated bridges, cushioning materials from stadiums, and FRP flooring from parking lots. ■ Capable of removing waterproofing materials without damaging the base material. ■ High power allows for the removal of residual asphalt (less than 10mm) completely. ■ Achieves labor savings and shortens construction periods. ■ Equipped with an environmentally friendly water-cooled diesel engine. *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

With a cordless and wireless-following pulley system, comfortable wire saw operations can be achieved. Cutting precision has improved, allowing cuts within ±5mm. By reducing replacement work and automating the process, workability has improved by 30%. Additionally, dust generation during dry cutting is minimized, enhancing safety and environmental performance. 【Features】 ■ Improved cutting precision, allowing cuts within ±5mm ■ Workability improved by 30% through reduced replacement work and automation ■ Enhanced safety and environmental performance due to minimized dust generation during dry cutting *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

Our "Diamond Method" metal cutting technology can cut and drill various materials, from metals to ultra-high reinforced concrete. Large equipment can be cut and dismantled in a short time, and it is easy to extract solidified iron debris. For example, it is widely used in: - Modifications and construction of machinery related to plants - Petrochemical plants - Steel mills and power plants, etc. Dry cutting using air cooling is possible without using cooling water. During cutting, it can be performed without generating open flames, and remote operation is possible, making it a preferred choice for many companies as an alternative to gas cutting. 【Features】 ■ Capable of cutting complex shapes ■ Can cut both metals and ultra-high reinforced concrete ■ Dry cutting using air cooling without the use of cooling water ■ Can be performed without generating open flames during cutting ■ Remote operation is possible, allowing for flexibility in work locations *For more details, please refer to the PDF document or feel free to contact us.

• others

Compared to heavy machinery dismantling, the "diamond method" allows for cutting and drilling with low vibration and low noise, making it widely used in civil engineering and construction projects. However, a new problem has arisen: wastewater sludge from the cooling water used during operations contaminates the surrounding environment. The "dry diamond method" is a new technique that eliminates wastewater sludge while taking advantage of the benefits of the diamond method. In demolition and renovation work, where reducing environmental impact is essential, this method will serve as a guideline for the future. 【Features】 ■ ECO method that eliminates wastewater sludge ■ Low noise and low vibration method ■ Prevents accidents caused by wastewater freezing in cold weather operations ■ No need for post-processing; can be treated directly as industrial waste *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method

Reliable technology backed by proven results is essential for underwater work, which often comes with many constraints. Our company has undertaken numerous projects based on diamond cutting methods in underwater construction, earning a high level of trust. We can handle a wide range of underwater work, including cutting, drilling, and anchoring. Please feel free to consult us when considering underwater construction. 【Features】 ■ Capable of various underwater construction tasks, including cutting and drilling using underwater diamond methods ■ Peace of mind with our experienced and specialized staff who have a wealth of achievements ■ Implementation of safe and reliable construction using new equipment and technology *For more details, please refer to the PDF materials or feel free to contact us.

• Special Construction Method

"Wall sawing" is a method that involves fixing a guide rail to flat surfaces such as walls and floors with anchor bolts, attaching an electric or hydraulic drive unit to the rail, and cutting the target object through the high-speed rotation of a diamond blade and the movement of the drive unit along the rail. It allows for concrete cutting of up to 500mm. Its compact design provides excellent maneuverability even in tight workspaces. 【Features】 - Capable of cutting concrete up to 500mm - Reduces impact on the surrounding environment due to low vibration and low noise - Allows for high-precision construction by cutting along the rail - Enables safe operation under various conditions through remote control - Compact design offers excellent maneuverability in confined workspaces *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method

"Wire sawing" is a cutting method that involves wrapping a wire with sintered diamond chips around the target object and rotating it at high speed while applying tension. It can be operated remotely and can be used flexibly in various environments such as underwater, at heights, and underground. Additionally, it is capable of cutting special composite materials such as metals and refractory materials. 【Features】 - Capable of cutting large and thick objects without being affected by depth - Generates less noise during building demolition, contributing to noise reduction for nearby areas - Can cut various objects including concrete and rebar - An environmentally friendly method with no pollution - Capable of cutting special composite materials (such as metals and refractory materials) *For more details, please refer to the PDF document or feel free to contact us.

• Special Construction Method