• Inquiries


Our parts are used for various machines, including precision machines and large-scale machines, due to their excellent design strength.

Industrial Bolts

We produce hexagon socket bolts and ground bolts which are used for large presses and machining tools.

Bolts for Internal Combustion Engines

These bolts are used to connect important sections in engines for large ships and generators.
We also provide bolts with burnished shafts which improve quality.

Inquiry about Our Products

Inquiry via the Internet
Inquiry by Telephone
Time: 8:00am~4:45pm (excluding Saturdays, Sundays, National holidays, Obon, and New Year holidays)
In general, our products are manufactured to order. Standard specifications are shown on our website.
Please consult us for express delivery or products outside of the standard specifications.