32878 FIBR DISC 4-1/2×5/8-11QUICK-SPIN CG50

Resin Fiber Disc 4-1/2″x5/8- 11 QUICK-SPIN CG50 – HEAVY DUTY / METAL, MILD STEEL – Made from 100% ceramic grain. The best rate-of-cut and disc life. Heavy stock removal and weld grinding on mild steel, carbon steel and cast iron. The 5/8-11 Quick-Spin arbor eliminates the need for a locking nut. Quick-Spin discs require a compatible back-up pad.