- Great Choice for P-20 Steel
- Extra-sharp pure white aluminum oxide grains
- Medium-hard stone
- Use with Stoning Oil
- Made in USA
PCS Company offers a General Purpose soft stone that acts harder due to a proprietary treatment. Experienced polishers will find this formula cuts fast, wears slowly and holds its shape well. Made of extra-sharp pure white aluminum oxide grains in a specially formulated bond and a proprietary treatment. Cut well, hold their shape and resist loading. Suitable for use on both EDM and machined surfaces of all tool and hardened steels.