Designed for general heavy-duty cleaning of scale, surface oxidation, rubber flash, heavy burrs and weld splatter. Made of carbon steel. No. 48-52-5030: Diameter: 4", Wire Style: Full Cable Knot, Wire Size: .020"/.023", Arbor Size: 5/8" x 11, Maximum Speed: 12,000 rpm, For Use With: Angle Grinder, Pkg Qty: 1, Package Type: Sleeve