Sanding Belts for Power Sanders Menu Options Premium quality 80 grit sanding belts. Width: 50mm. Circumference: 686mm. Grit: 80. Aluminium oxide construction. Fully resin bonded to X-weight backing cloth. Suitable for all 50 x 686mm belt sanders. Ideal for woodworking, paintwork, metal, and all types of preparation work. Other sanding belts, discs and sheets available in our shop.Specification: Size: 50 x 686mm Material: Abrasive Aluminium Oxide Grain Type: Aluminium Oxide Bond Type: Resin Abrasive Connection: Resin