Abrasive Cut-Off Wheel Abrasive Material Aluminum Oxide Grit 36 Connector Size 3/8 in Connector Type Unthreaded Hole Overall Diameter 4 in Overall Thickness 0.125 in Compatible Tool Type Cut-Off Tool Die Grinder Primary Material Applicationn Stainless Steel Steel Series Gemini Free Cut Wheel Type Type 1 Maximum Operating Speed 19 100 RPM Reinforced Status Reinforced