空研 List of Products and Services

It is a lightweight 4-inch angle grinder.

• Work tools

For all metal polishing and deburring tasks.

• Work tools

By attaching the dedicated accessories (sold separately), surface buffing of materials such as rubber, FRP, and plastic can be performed.

• Work tools

It is a professional machine tool powered by compressed air.

• Work tools

For chamfering and deburring of processed surfaces.

• Work tools

We promise excellent work performance for various cutting tasks and filing.

• Work tools

It has become even easier to use with a slow start for targeting and the adoption of a vibration-dampening grip.

• Work tools

The original air-powered nut runner from Kuuken is equipped with a microcomputer. It operates on air power and is a portable nut runner that can be used solely with air equipment, as it is controlled by battery power. Additionally, it has a reliable maintenance system. We also manufacture custom reaction force receivers that have been verified through stress analysis. Furthermore, we can issue calibration certificates traced to international standards (for a fee). For more details, please download the catalog or contact us.

• Work tools

We are pleased to announce that our company will be launching a data logger system (LOG specification) for the "Power Torque Setter" series of air-operated nut runners.

• Work tools

It demonstrates incredible performance without the need for an air hose during maintenance work on construction machinery and forklifts. It also has dust and water resistance, making it suitable for long assembly tasks. It can handle the removal of wheels from 40 passenger cars and loosen 1,000 wheel nuts on passenger cars (according to our internal tests). It features a remaining battery indicator to prevent running out of power. 【Features】 ○ Lightweight design with a maximum tightening torque of 580 N·m and a weight of 2.6 kg ○ Amazing stamina, equipped with a 5.0 Ah battery, ensuring no worries during on-site work ○ Dust and water resistance, passing the environmental performance test IP56 For more details, please download the catalog or contact us.

• Work tools
• Waterproofing work
• Woodworking machines, instruments, and tools

The "KW-E250pro" is a rechargeable impact wrench that achieves high power while maintaining low vibration and low noise, thanks to the unique Epro clutch mechanism developed by Kuukan. 【Features】 ◆ High power with a maximum tightening torque of 750Nm ◆ Low vibration and low noise, weighing only 3.6kg, which reduces the burden on the operator ◆ Equipped with a large-capacity battery (4.2Ah lithium-ion battery (21.6V)) ◆ Brushless motor and electronic switch design for high durability ☆ We offer demo units for those interested! 【For more details, please download the catalog or feel free to contact us】

• Work tools

This is an air-powered torque control nut runner that allows for high-precision torque management (with a tightening accuracy within ±5%). Its main features include: 1. Low vibration and low noise, 2. An integrated electronic control unit that allows for easy adjustment of the tightening torque at hand and confirmation of the torque value upon completion, 3. Built-in battery eliminating the need for power supply wiring, 4. The ability to store three types of torque values and up to 99 units, 5. Confirmation of tightening judgment results with a buzzer sound after each tightening, among others.

• Air compressors, blowers and pumps