Strip Away Paint, Primer and RustWhen used with a sanding or finishing disc, our 3M™ Sanding and Finishing Abrasive Disc Holder works to quickly strip away paint, primer and rust. The disc holder is designed to give you more and better control for a range of tasks in Stage 1 of the 3M™ Body Repair System.Easy Disc Changes3M™Roloc™ attachment allows users to conveniently change discs with a simple twist-off, twist-on motion. Once the disc fully engages, it will stay securely in place until it is intentionally untwisted for removal. The wide variety of available Roloc sanding discs (sold separately) allows swapping from one application to the next in seconds.About the 3M™ Body Repair SystemEven a small repair can seem complex at first. So 3M's Body Repair System simplifies the entire automotive body repair process by dividing it into four stages:Stage 1 - Prepare. This stage includes pulling dents, removal of paint and rust and efficient, effective masking of the area.Stage 2 - Fill. This stage involves patching holes with reinforced filler and smoothing and shaping filler before painting.Stage 3 - Paint. This stage includes painting the area and blending and smoothing primer and paint.Stage 4 - Finish. The final stage for showroom-grade results: removing small defects, sealing and polishing clear coats and other painted surfaces.3M supplies premium products such as abrasives, tapes, body fillers and tools for every stage. This system helps you work easily, efficiently and successfully across the entire body repair process.