The Grainger Approved Cut-Off Blade is a 14 inch diameter x .045 inch thick x 1 inch arbor hole abrasive cut-off blade designed for cutting metal. It features a reinforced fiberglass body with silicon carbide abrasive that allows for fast, smooth cutting in materials such as steel, stainless steel, cast iron, aluminum, copper and more. This cut-off blade has a maximum RPM of 9,300 and should be used with a proper guard for safety. Overall, this is an industrial-grade abrasive cut-off blade well-suited for metal fabrication applications requiring high performance cutting.