its an essential choice for home polishing. Good Material: Made from alumina granules, which is durable and antistatic, it can provides long-lasting and efficient sanding, makes sanding easier. 8 Holes Design: Back of napping makes grit removal and replacement quick, 8 holes is designed for efficient dust extraction. Universal Compatible: Suitable for orbital sanders with a diameter of 125 mm, Polishing and rust removal: Used with power tools, pneumatic tools, grinders. Ideal for woodworking, rust removal, polishing metal, plastic, leather, rubber and glass. Delivery Quantity: 4pcs Product color: red Product size: 125mm