Norton Cut-Off Wheel, Type 01/41 Reinforced, Series: 90A, 20 in Wheel Dia, 5/32 in Wheel Thickness, 1 in Center Hole, 24 Grit, Extra Coarse Grade, Zirconia Alumina Blend Abrasive, 2710 rpm Maximum, Resin Bond, Applicable Materials: 300 Series Stainless, 400 Series Stainless, Hard Carbon Steel, Soft Carbon Steel, Tool Steel, Titanium, Super Alloys, Cast Iron, Ductile Iron and Gray Iron, Wheel Type Number: Type 01/41 Straight