Product Information   Materials：Iron sheet,  Steel 45,  Hardened BP steel wire   Quality：Without flexure, Fracture, Shedding and Rusting phenomenon;                  Suitable for use with angle grinders                  Twisted steel filaments give more aggressive cleaning action                  Ideal For Heavy Rust Removal                  Max RPM 8500   Others：Hexagon Screw                           Code Barcode Packaging Shipper Qty Size TCA2075 9328675027216 Double Blister 60 EACH 3"(75MM)/Nut size: M10x1.5MM Thread TCA2100 9328675027223 Double Blister 24 EACH 4"(100MM)/Nut size: M14x2.0MM Thread