土肥研磨工業 Company Overview

Becoming a company chosen from around the world through unique manufacturing that only DOHI can achieve.

Our company has been pursuing "manufacturing that the times demand," centered around our core technologies of "polishing" and "heat treatment," which are reflected in our company name. Regarding our main product, the swivel bearings, we have achieved world-class high quality and high cost performance. With unwavering confidence in providing high quality, low cost, and short delivery times, we are dedicated to creating products that are competitive on a global scale every day.