761216 Disston Company 761216 Master Mechanic, 12 x 1/8 x 1 Arbor, Metal Cutting Cutoff Wheel, With Thicker Fiberglass To Withstand Extreme Applications Hold Up To High Speed Saws, Specially Formulated To Provide Fast, Free Cutting Good Life, Premium Grain For Added Wheel Life Speed, High Quality Resin Bonds 100% Inspected Before Use For Product Consistency Quality, For Use On Electric Gas Powered High Speed Portable Cutoff Machines, Applications Include Cutting Rebar, Steel Pipe, Sheet Metal, Structural Steel Stainless, Max RPM Rating 6,400.