Description: * Constructed with internal holding plate and oversize hexgonal thread with the cover between the thread and outer holding plate to ensure consistency and balance.* Good for rust removal, paint stripping, deburring sharp edges, edge blending, etc.* Ideal tool for woodworking, home and industrial use. Please keep one in your car, garage, office and kitchen in case for need.Specifications: * Max Speed: 6500 R.P.M* Steel Wire Diameter: 0.5mm* Overall Size: 125 x 62mm / 5 x 2.44-inch (D*T)* Brush Length(Approx.): 25mm / 0.98-inch* Thead Size: M14 x 2* Color: Silver Tone* Brush Material: Steel Wire* Backing Material: Cold Rolled SheetPackage Content:* 2 x Wire Cup Brushes.