bolt Product List and Ranking from 42 Manufacturers, Suppliers and Companies

Last Updated: Aggregation Period:Aug 27, 2025~Sep 23, 2025
This ranking is based on the number of page views on our site.

bolt Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Aug 27, 2025~Sep 23, 2025
This ranking is based on the number of page views on our site.

  1. 岡部 Tokyo//Building materials, supplies and fixtures manufacturers
  2. ヨシモトポール Tokyo//Building materials, supplies and fixtures manufacturers
  3. ケー・エフ・シー Osaka//Building materials, supplies and fixtures manufacturers
  4. 4 null/null
  5. 5 八州電工 Osaka//Building materials, supplies and fixtures manufacturers

bolt Product ranking

Last Updated: Aggregation Period:Aug 27, 2025~Sep 23, 2025
This ranking is based on the number of page views on our site.

  1. Disaster Prevention Administrative Wireless Column "Ace Mast" ヨシモトポール
  2. Pole adapter for electrical material joint parts of different diameters and shapes. 八州電工
  3. Self-drilling lock bolt "OSDP Lock Bolt" 岡部
  4. 4 Construction hardware products Auto Flash Bolt (Automatic French Drop Bolt) 大鳥機工
  5. 5 Omega crank anchor bolt M12/M16

bolt Product List

256~270 item / All 712 items

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Hexagon socket button bolt

The component grade is A as specified by JIS B1021! Hexagon socket button bolts with thorough quality control.

The "Hexagon Socket Button Bolt" is a product of Okai Iron Works Co., Ltd., which manufactures and sells various fasteners and precision parts. Our company detects needs and proposes optimal products. 【Features】 ■ A thorough inspection system that meets JIS standards ■ Rigorous quality control and rational product management ■ Dedicated automatic warehouses for molds and products ■ Quick response to sudden orders with "immediate production and immediate shipping" ■ High productivity through the introduction of advanced equipment *For more details, please refer to the catalog or feel free to contact us.

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Hexagon socket bolt with washer assembly

A wide range of products in the lineup! Hexagon socket bolts with built-in washers.

The "Washer-Integrated Hexagon Socket Bolt" is a product of Okai Iron Works Co., Ltd., which manufactures and sells various fasteners and precision parts. We offer a wide range of products, including the "V type," which incorporates a wave washer to enhance spring action, and the "S type," which is expected to provide strong tightening and anti-loosening effects. 【Features】 ■ A thorough inspection system that meets JIS standards ■ Rigorous quality control and rational product management ■ Dedicated automatic warehouses for molds and products ■ Quick response to sudden orders with "immediate production and shipping" ■ High productivity achieved through the introduction of advanced equipment *For more details, please refer to the catalog or feel free to contact us.

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Concrete pillar

Cold-resistant concrete columns with excellent durability against frost damage! Three types available!

We offer three types of "concrete columns." They are designed for cold climates and have excellent durability against freeze damage. 【Lineup】 ■ Replacement signal pole ■ Jack pole ■ Talkback pole *For more details, please refer to the PDF document or feel free to contact us.

  • Concrete construction

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Nortlock Washer with Railway Vehicle Adoption Examples [NETIS Registered]

Numerous achievements in all industries! Wedge lock products that physically prevent bolt loosening.

The "Nortlock Washer" employs a "wedge lock mechanism" and is a loosening prevention product that does not rely on friction. It protects bolt connections from loosening even in the most severe vibration environments, ensuring solid safety. It is used in various bolt connections in the railway industry worldwide, including bogies, couplers, brake systems, equipment, track maintenance, and sleepers. Its high quality and safety have been recognized, and it has been registered in the database "NETIS" (New Technology Information Sharing System) operated by the Ministry of Land, Infrastructure, Transport and Tourism. (Registration number: KKK-190002-A) 【Features】 ■ Loosening prevention that does not rely on friction ■ Wedge lock mechanism ■ Many approvals and certifications, primarily in Europe ■ Sizes (Steel): M3 to M130 ■ Sizes (SUS): M3 to 80 *For more details, please refer to the PDF document or feel free to contact us.

  • Work tools
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[Maintenance Improvement] Significantly improved work time and reliability regarding bolt fastening!

In most cases, it is possible to significantly improve when bolts "loosen," "break," or when "working time" and "workload" are involved.

In various plant maintenance situations, the removal and re-tightening of bolts is rarely the "goal." Nevertheless, the reality is that addressing issues such as breakage and loosening, as well as the removal and re-tightening process itself, requires a significant amount of time and cost. ■ Events where improvements can be expected (examples) - Loosening of bolts and nuts - Fatigue failure of bolts or breakage for reasons that are not well understood - Reduction of time for bolt removal/re-tightening - A reliable method is needed for fastening parts that require high precision in axial force - Measures to eliminate the need for cranes in the removal/re-tightening of large-diameter bolts - Significant reduction in work time for the removal/re-tightening of large-diameter bolts - Significant reduction in physical strain from the removal/re-tightening of large-diameter bolts - Eradication of galling and seizing - Play in movable parts (due to wear in pin holes) - Elimination of the need for complete part replacement due to wear in movable parts - Elimination of costly service requests due to wear in movable parts - Elimination of the need for bushing replacement due to wear in movable parts Most of the above events can be improved in nearly all cases. For more details, please download the catalog or contact us.

  • Safety and consumables
  • Work tools
  • Bridge Materials

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Nord-Lock SC Washer

Washers compatible with high-strength bolts for construction used in steel structures and bridges in Europe!

This product is a Nord-Lock washer specifically designed for high-strength bolts used in construction, easily replaceable with flat washers as specified in EN 14399-6. It is widely used in structural steelwork and bridge construction in many countries where European standards apply, physically preventing bolt loosening due to vibrations from vehicle traffic and other sources. The chamfering treatment on the inner diameter is applied to both sides of the two-piece set, eliminating the risk of incorrect assembly orientation. 【Features】 ■ Physically prevents rotational loosening in steel structures ■ Product design and CE marking specialized for HV or HR sets ■ Allows for a highly reliable fastening design even with short fastening lengths ■ Provides the same effect regardless of the skill or experience of the operator ■ Usable in a wide temperature range from -50°C to 150°C *For more details, please refer to the PDF document or feel free to contact us.

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[Nortlock Product Adoption Case] Tokai Railway Company (JR Tokai)

No more lock nuts that have been used hundreds and thousands of times! An example that also contributed to vehicle weight reduction.

We would like to introduce a case study of Tokai Railway Company (JR Tokai), which has adopted Nord-Lock products. The company has relied on skilled workers who meticulously maintain and inspect their systems day and night to ensure safety, which required a tremendous amount of effort and time. To address this, they adopted our "Nord-Lock Washer." This product has a mechanism that prevents loosening and rotation, even in extremely harsh vibration environments, significantly advancing this long-standing challenge. 【Case Overview】 ■ Customer: Tokai Railway Company (JR Tokai) ■ Product: Shinkansen N700 Series Vehicles ■ Adopted Product: Nord-Lock Washer *For more details, please refer to the PDF document or feel free to contact us.

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[Nortlock Product Adoption Case] Coatec Inc.

To respond to the customer's wishes! A case where the same fastening precision can be easily achieved regardless of who performs the work.

We would like to introduce a case study of Coretech Co., Ltd., which adopted Nord-Lock products. The company was using double nuts to secure tie rods that are constantly exposed to the impact and load of presses, but this method led to variations in effectiveness depending on the operator. Moreover, when it comes to larger sizes like the tie rods of a press machine, the task of tightening the nuts itself was very challenging and time-consuming. Therefore, they adopted our "Superbolt." As a result, concerns about maintenance after product delivery were eliminated, providing significant peace of mind psychologically. [Case Overview] ■ Customer: Coretech Co., Ltd. ■ Adopted Product: Superbolt *For more details, please refer to the PDF document or feel free to contact us.

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[Complimentary Guidebook Available] Thorough explanation of various bolt loosening prevention methods!

This booklet explains the causes of bolt loosening and serves as a guide to understanding proper fastening methods.

The publication includes challenges of bolt fastening, factors causing axial force loss, methods to prevent loosening of bolt fastenings, and guidance for selecting loosening prevention methods. It compares and evaluates general methods for preventing loosening of bolt fastenings over the service life of assemblies, allowing you to choose appropriate fastening methods to solve issues related to bolt fastening. 【Contents (excerpt)】 ■ Why do bolts loosen? ■ Challenges of bolt fastening ■ Factors causing axial force loss ■ Guidance for selecting loosening prevention methods ■ Loosening prevention methods for bolts by product ■ Corrosion countermeasures for metals >>>NEWS<<< Nord-Lock Japan will exhibit at the "Plant Maintenance Show" held from July 24 to 26. If you plan to attend or are interested, please stop by our booth (M4-176).

  • Road signs and road accessories

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Flanged Bolt and Nut

Widely active as parts such as electrical materials, piping materials, and hardware! Steel components.

"Flanged bolts and nuts" are steel components coated with a corrosion-resistant zinc plating. Hex bolts and nuts are also available in our lineup. Please feel free to use them with flexible ideas as parts for electrical materials, piping materials, and hardware. *For more details, please refer to the PDF document or feel free to contact us.

  • Steel

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Torsion Type High Strength Bolt "Shinko Torcon Bolt"

A structural torsional high-strength bolt with excellent workability, featuring stable tightening axial force, requiring no special skills for tightening, and eliminating the risk of forgetting to tighten!

The "Shinko Torcon Bolt" is a structural torsional high-strength bolt that features stable tightening axial force, does not require skilled tightening, and eliminates the risk of forgetting to tighten. It is manufactured under a consistent quality control system, ensuring uniform and stable quality, with a consistent pin tail fracture strength. Additionally, a special surface treatment that is resistant to temperature changes has been developed and applied to the nut, resulting in stable axial force. 【Features】 ■ Stable tightening axial force allows for perfect installation ■ Torque coefficient values are stable against temperature changes ■ No risk of forgetting to tighten ■ Does not require skilled tightening *For more details, please request materials or view the PDF data available for download.

  • Work tools

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Anti-corrosion treated double-ended high-strength bolt with a collar.

High-strength bolts that can be tightened from one side only.

The "Rust-Resistant Treated Sectioned Double-Ended High-Strength Bolt" was developed for use in panel joints of steel composite floor slabs and has been adopted in numerous construction projects. Since the composite floor slab can be fixed to the panel before being installed on the bridge girder, bolt tightening can be performed with only top-side work during construction. 【Overview】 ■ The shaft has a section (Φ25.5mm) and is threaded at both ends. ■ Composed of one bolt, two nuts, and two washers. ■ There are two types of nuts: the bolt-fixing side nut (white) and the connecting plate side nut (green). ■ Both washers are the same. ■ Surface treatment for rust prevention is applied to the bolt, nut, and washer. *For more details, please download the PDF or contact us.

  • Safety and consumables

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Rust prevention treatment Shinko high-tension bolt

Rust-resistant treatment Shinko high-tension bolts that show no abnormalities even after 100 hours of salt spray testing.

The "Anti-Corrosion Treatment Shinko High-Tension Bolt" has a surface treatment that excels in corrosion resistance and compatibility with topcoats. Corrosion resistance has been tested in two ways: a salt spray test for 100 hours and a weather resistance test for 1000 hours, with no abnormalities observed. 【Features】 ■ Excellent compatibility with topcoats and corrosion resistance ■ Joint characteristics (slip resistance, stress relaxation, loosening, etc.) are comparable to standard high-strength bolts ■ No contamination from anti-rust oil, and no adhesion of dust or other particles ■ Bolt performance equivalent to standard high-strength bolts ■ The threads of the nuts are over-tapped before anti-corrosion treatment, but the amount does not affect strength *For more details, please download the PDF or contact us.

  • Safety and consumables

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Weather-resistant high-strength bolts by Kobe Steel

Weather-resistant high-strength bolts from Shin-Ko that suppress subsequent corrosion reactions and provide anti-corrosion effects.

The 'Weather-Resistant Shinko High-Strength Bolt' generates a dense amorphous layer continuously on the base metal, suppressing the permeation of water and oxygen, making it easier to form stable rust. It suppresses the formation of galvanic cells between nickel-based high-weather-resistance steel plates. It is adjusted to have a corrosion potential similar to that of the steel plate. [Features] ■ Suppresses the permeation of water and oxygen ■ Corrosion resistance ■ Corrosion potential similar to that of the steel plate ■ Can be used as a dedicated bolt for Kobe Steel's long-life coating steel plate 'Eco View' ■ High-strength bolts with rust stabilization treatment are also manufactured *For more details, please download the PDF or contact us.

  • Safety and consumables

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Shinko Hexagon Torque Converter Bolt

Hexagonal high-strength bolts of the Torushia type, assuming disassembly.

The "Shinko Hexagon Torque Control Bolt" was developed to solve the problem of not being able to use torsion-type high-strength bolts in temporary construction work. The tightening axial force is stable and can be constructed easily. Please feel free to contact us if you have any inquiries. 【Features】 ■ Torque coefficient is stable against temperature changes ■ No forgetting to tighten ■ Does not require skilled tightening ■ Easy to disassemble *For more details, please download the PDF or contact us.

  • Safety and consumables

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