[High-quality] Made of high-quality aluminum oxide grain and high-strength resin, the sand grit even, lasting and durable, and antistatic, very suitable for grinding and polishing [All grit grades] Includes 6 different grit grades of sanding belts: 40# 60# 80# 120# 180# 240#, 5pcs of each grit, totaling 30pcs, and the grits grade are printed on the sandpaper back for easy to identification [Easy to use] Sanding belt joint are treated with special processes, solid and durable, the belt interface is firm and will not break, delivering fast and long lasting sanding [Size] 75 x 533mm /(3x21 inch) cloth sanding belt, suitable for belt sanders 75 x 533 mm, such as Bosch PBS75, FESTOOl BS75 etc [Applicable] Works with an assortment of belt sanding machines, providing a heavy duty stripping and sanding for wood, aluminum, fiberglass, rubber, plastic and non-ferrous metals, Manufacturer: KAHEIGN