Quick Installation: Equipped with 3 shanks, including 2pcs 1/4 and 1pc 1/8 inch shank, allows for quick attachment of the hook-and-loop backing pad in seconds. No other adapter is needed High Quality: Made of strong silicon carbide, this sanding attachment ensures lasting quality and is suitable for both dry and wet use. (Each sand size is marked on the back for easy identification and use) Outstanding Polishing: Imitation wool pads provide a gentle yet effective polishing action, ensuring a smooth and glossy finish. Sponge pads are designed for even sanding, making them perfect for removing imperfections while minimizing damage 133 PCS Sanding Disc Polishing Kit: includes a variety of 3-inch sanding discs with grit sizes: 60-10000. It features orbital sander pads, imitation wool buffing pads, and backing pads for 1/4 and 1/8 inch shanks Wide Applications: The sanding discs are ideal for grinding and polishing a variety of materials, including wood, painted surfaces, metal, and glass. Perfect for both DIY enthusiasts and professional woodworkers using orbital, Weight: 0.7936641432 Pounds, Manufacturer: tiyao