Specifications:Function: Rotary sanding discsVelcro-Backed (Hook and loop backed)Size: 100mm / 4" DiameterGrit:2000Scope of application: Widely used in artificial stone, furniture and wood products, grinding and polishing metal, cars and other items.Fine polishing the glue plate, and easy to use, simple and low cost.Is the good partner wood fine polishing.Product Weight : 116 G / 4.09 OuncesProduct Dimensions (L*W*H) : 100*100*40 MM / 3.94*3.94*1.57 InchesPackage Weight : 120 G / 4.23 OuncesPackage Dimensions (L*W*H) : 120*120*45 MM / 4.72*4.72*1.77 InchesRetail Packaging: No, No PackingPackage Include:40 x Dry Sandpaper