Taokyid 24 PCS 1 x 30 Inch Premium Silicon Carbide Sanding Belts Assortment- 4 Pcs Each of 80,120, 240, 400, 800,1000 Grits Knife Sharpening Sander Belt Kits for Belt Sander - Premium Silicon Carbide metalworking material designed for knife sharpening and grinding. - Super flexible heavy Y weight waterproof cloth backing provides extra strength for working with metal. - Precision bi-directional tape joint, resin over resin bonding for extended performance, anti-clogging stearate to resist loading up to provide a better sanding and working in Wet or Dry environment. - Works great to Sharpen knives, tools, chisels, Mower Blades and so much more. - The sander belts should be applied as the belt as it runs on your sharpener or 1X30 inch Belt Sander(such like Harbor Freight sander). Package included 4 x 80 Grit 4 x 120 Grit 4 x 240 Grit 4 x 400 Grit 4 x 800 Grit 4 x 1000 Grit