Master Mechanic,14" x 1/8" x 1" Arbor, Metal Portable Saw 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 5,500.