INGCO Wire Cup Brush 3 inch (75 mm) is a tool designed for cleaning, deburring, rust removal, and surface preparation. Best for cleaning metal surfaces, surface preparation before welding or coating and rust and paint removal from various surface. This allows for efficient cleaning, particularly on flat surfaces and hard-to-reach areas. This tool is widely used in both professional and DIY settings for a variety of metal working and surface cleaning tasks.   INGCO Wire Cup Brush 3 inch Model: WB30751 Diameter: 75 mm (3 inch) Maximum Speed: 4,500 RPM Wire Diameter: 0.35 mm Shank Size: 6.35 mm (1/4 inch)