High precision and high quality

Regardless of the type of steel, we can achieve the dimensional accuracy and
high quality that can only be achieved by cold working.
We provide well-controlled products in terms of "dimensional tolerance",
"deviation in diameter" and "straightness".


Quality and environmental management


Environmental management

Environment-friendly production plants are equipped with wastewater treatment equipment and exhaust gas cleaning equipment.
We are promoting all possible measures, including the management system.

Environment preservation device

  • Wastewater tratment equipment
  • Exhaust gas cleaning quipment
  • Dust collector

Thorough inspection

Our unwavering confidence in quality comes from thorough quality control.
All products are checked for scratches and dimensional accuracy on the production line.
Experienced staff constantly conduct inspection checks.

Inspection equipment

  • Eddy current tester
  • Universal testing machine (50ton)
  • Hardness tester (Brinell, Rockwell and Micro Vickers)
  • Testing furnace
  • Metallographic microscope
  • Profile projector
  • Magnetic permeability tester (μ-meter)
  • X-ray fluorescence spectrometer