Description: * Designed with a cylindrical shape. This handy sanding accessory provides ultimate performance, durability and versatility. * Suitable for grinders and rotary tools. Good for deburring, grinding or shaping core carving, wood, plastic, jade, metal and other DIY production. * Rubber expansion drum mandrels slide the sanding sleeves slightly over the drum and tighten the for a non-slip fit. * Widely used in DIY, crafts, wood, metallurgy, machinery, shipbuilding and light industry. Specification: * Product name: sanding sleeve * Color: brown, black * Material: aluminum oxide. * Grit: 400 grit * Outer diameter: 15mm * Inner Diameter: 12.7mm * Length: 12.7mm Package Include: * 10 x Sanding Sleeves