Features:Including 100 sheets of 25 mm diameter sandpaper (100-3000grits) and a knife handle and polishing pad.Suitable for polishing artificial stone, furniture, wood products, metal, automobiles, etc.It is suitable for smoothing internal and external curved edges, surface treatment, suitable for most electric grinders.It is suitable for polishing various metals, iron, aluminum, wood, ceramics, polishing hard outer surfaces of wood, wooden products, etc., and can be used for fine woodworking process design.Outstanding value and quality make your rotating tool a multifunctional high-speed sander.Specification:Color: wine redMaterial: alumina + plasticApplication: electric polishingSandpaper diameter: 1 inch 25MMThread size: M6Link length: 45mmOperating speed: 12000 rpmTotal height: 60mmSandpaper particles: 100, 180, 240, 1500, 3000 (5 specifications in total, 20pcs each)Package Include:100Pcs 1inch 25mm Sandpaper1Pcs M6 Thread1Pcs Connecting rodNotes:1, 1 inch =2.54cm2, Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3, Please allow slight dimension difference due to different manual measurement. Thank you for your understanding.