Okuma I.D. and O.D. grinders reflect the design and precision of over 100 years of experience manufacturing grinders, now with the open-architecture OSP-P300G control. Our wide range of machines serves customers from high production manufacturers to job shops. Okuma is your only single-source, top quality provider for grinders, controls, drives, and spindles. Plus, local distributorships give you the fast support you need 24/7.