CGW Cut-Off Wheel, High Speed Premium Straight, 2 in Wheel Dia, 1/32 in Wheel Thickness, 3/8 in Center Hole, 60 Grit, Medium Grade, Aluminum Oxide Abrasive, 30000 rpm Maximum, Resin Bond, Applicable Materials: Metal and Steel, Wheel Type Number: Type 1, Wheel Hardness: R, For Use With: Die Grinders, Yes Reinforced.