Each scaler comes with 19pcs hardened, flat-tipped steel (3mm Dia. x 7" L), ensuring high hardness and excellent wear resistance. The are also easy to replace. This scaler air tool works with your existing air hammer to effectively remove paint, rust, dirt from both regular and irregular surfaces. It's well-suited for automotive repair (like cleaning chassis and wheel hubs), construction, metal fabrication shops, and refineries. With a screw-on connector, you can easily attach, detach, and replace your old scaler attachment anytime. Our air scaler features a one-piece, all-alloy housing for superior impact resistance and wear. If you already own an air chisel hammer kit, our scaler is an excellent, cost-effective addition, so you don't need to buy a whole new set., Weight: 2.20462262 Pounds, Manufacturer: Gishbjka