Specifications:Features:- Fit for the polishing of artificial stone, furniture and wood products,metal,automobile.- Scope: Pneumatic grinding machine chassis with brushed or hit the self-adhesive sandpaper sheet, and a ball of wool to wood, metal, stone.- paint products such as cotton polished surface.- To clean pad: Wipe with a clean dry cloth, do not use solvents.Diameter of Axle: 8mmColor: Yellow and BlackRotating Speed: MAX 12000 RPMNotice: please use it in low speed , as the shank is very thin,it will easy to been damage in the high speed, the speed should low 10000r / minutePackage Weight : 65 G / 2.29 OuncesPackage Dimensions (L*W*H) : 100*100*40 MM / 3.94*3.94*1.57 InchesRetail Packaging: Yes, General BoxPackage Include:1 x Self-adhesive Abrasive Pad1 x 8mm Shank