Size and Grit100 x 610 mm (4 x 24 inch) sanding belt set. Including 3 PCS of each grit 80/120/150/240/400. Total 15 PCS to meet your different needs Wide application Suitable for wood, varnish, fiberglass, plastic, plasters and non-ferrous metals, etc More solidity The joint of the abrasive belts is treated with special processes, strong and durable, gaining a longer lifespan Durable Material This Sanding Belt made from premium aluminum oxide grain, providing fast and durable sanding Easy to IdentifyThe grits of the sanding belts are printed on the back for easier identification. Wide use Sanding belts provide a heavy-duty stripping and sanding tool for wood, aluminum, fiberglass, rubber, plastic and non-ferrous metals. APPLICATIONS Works with an assortment of belt sanders and applications such as mini belt sanders and portable belt sanders. APPLICATIONS Works with an assortment of belt sanders and applications such as mini belt sanders and portable belt sanders. Grit Selection Guide: 40-60 Grit: Sandpaper is quite coarse - Heavy duty sanding and stripping 80-180 Grit: Sandpaper is quite medium - Removing small imperfections 240 - 400 Grit: for a super smooth finish fine Exceptional durability Made with premium open-coat aluminum oxide sandpaper for strong cutting edges, exceptional durability and resistance to clogging or loading, plus it is butt jointed for two-way sanding. Strong enough These sanding bands feature heat and moisture resistant material and have been designed with expertly crafted seams that won't break under pressure. Material: Premium Open Coat Aluminum Oxide (A/O) Grain Backing: Solid X Weight Cloth Backing Joint: Solid Butt Joint Construction Package: 15pcs Grit Size: 80/120/ 150/240/400 grains