ST-3 .014 3/8-1/23IN DIA STA Rugged knot-type construction provides aggressive, high-impact action for severe applications Wire Material: SteelDia.: 3 inWire Size: 0.0140 inArbor Diam: 1/2 inNo. of Knots: 20Face Width: 3/8 inFace Plate Thickness: 7/16 inTrim Length: 5/8 inSpeed: 25000 rpm [Max]Applications: Roughening, Deburring, Cleaning prior to welding, Rust & Paint Removal, Weld scale and corrosion removalUsed With: Straight Grinders, Bench/Pedestal Grinders, Right Angle GrindersQuantity: 1 per packWt.: 0.28 lb