Easy to Use with Any Drill Mounted on a 1/4 inch shank, simply attach it to any standard electric drill and let the drill do the work, saving you time and effort while staying within your budget. Remove Paint and Rust with Ease Ideal for quickly removing rust, scale, and paint from metal surfaces very quickly and easily. Made from High-Quality Material Semi-flexible open web design allows airflow and runs very cool; Material is also waterproof to allow for use with additional cleaning agents for extra efficiency or water for an ultra-cool operation Dimensions Diameter: 3" Length: 3" Thickness: 1/2" Shank: 1/4" Compatible with Drill or Die Grinder (1/4" Collet)