All you need, including 8 different grit types from coarse to fine: 40/60/80/120/180/240/320/400, 10 sheets for each grit, 80 sheets in total which can satisfy almost all your general polishing requirements Premium Quality - Sanding sheets made of high quality alumina granules and high strength resin can prevent pilling, sanding paper for sander anti-static and anti-blocking mousepad, good choice for sanding and polishing. Grit - Each sandpaper measures approximately 93 x 185mm; with the grit mark on the back, the smaller the number, the rougher the polishing effect, the larger the number, the finer the polishing effect; please choose to use according to your needs. Backing - With hook-and-loop sanding sheets, the sanding sheets are easy to stick to detail sanders quickly, pre-punched with 8 holes for mounting. 39;dust extraction. Wide Application - Sanding pads are widely used for wiping rust off metal surfaces and polishing or grinding non-metal objects, such as plastic, wood,