Product Information Materials: Iron sheet, Steel 45, Hardened BP Steel Wire Quality:Without flexure, Fracture, Shedding and Rusting Phenomenon For removal of rust, Paint and dirt, For roughening, De-burring, Stripping or Polishing Finish / Color:Design Changed Quickly Size Details:End Wire Brush 25mm, 0.3mm Hardened BP steel wire; Max RPM 4500 Others: Use With Power Drill Code Barcode Packaging Shipper Qty Size TCA4025 9328675027308 Double Blister 120 EACH 1"(25MM)