Fiberglass Reinforced Resiniod Depressed Center Grinding Wheel. Virgin aluminum oxide grain assures consistent high stock removal for tough applications. All sizes are made with uniform grain throughout, no filler grain used in the backing.

All wheels internally reinforced with the highest quality fiberglass for maximum safety. We can use different abrasive grains to meet all different demands.

Hardness: M-T.

Max. Operating speed: 80m/s.