Product Info Catalog Abrasives Brush Wire 2-Inch Fine Crimped Wire Cup Brush 2-Inch Fine Crimped Wire Cup Brush Request a Quote UPC: 52088042489 SKU: 842636 Model Number: 842636 Master Mechanic, 2" Fine Utility Crimped Wire Cup Brush, 1/4 Shank, For Use On Electrical Tools As Well As Drill Presses. 3,000 RPM Maximum Speed.