Abrasive Cut-Off Wheel, Abrasive Material Ceramic, Grit 46, Connector Size 3/8 in, Connector Type Unthreaded Hole, Overall Diameter 3 in, Overall Thickness 0.0625 in, Compatible Tool Type Die Grinder, Primary Material Application Stainless Steel, Steel, Series Saitech Ultimate Performance, Wheel Type Type 1, Maximum Operating Speed 25,000 RPM, Reinforced Status Reinforced, Bond Type Resin The SAIT(TM) Type 1 high-performance cut-off wheel is made from an innovative ceramic aluminum oxide blend for tough applications with ferrous metal and stainless steel.