SIZE100p evidence, 5cm thick sandpaper mixed125mm - 8holeThe diameter of the Velcro disc is 125mm and it works well with a variety of 125mm 8-hole Velcro sanders, and the hole positions match perfectly.DurableThe sanding sheets are made of high-quality aluminum oxide sand, which is made through special heat treatment.It has excellent grinding performance and wear resistance, which can ensure better grinding effect and is durable.Strong AdhesionThe Velcro on the back of the sandpaper has strong adhesion and sticks firmly to the sanding pad when used, so it is not easy to fall off.Wide applicationSandpaper is suitable for sanding, derusting, paint stripping and deburring wood, plastic, stone, glass, metal and other materials.It is widely used in various fields such as hardware molding, car painting, furniture woodworking, etc.