100% and . It can be widely used in the iron and steel products industry and metal products industry to remove solder joints and rust spots, furniture industry and wood products, such as wood, paper, Plastic, glass, aluminum alloy, shipbuilding, footwear and manufacturing materials, and the removal of all kinds of burr and grinding operations. -Such as the size of the surface grinding, grinding, polishing, polishing, fine polishing, waxing, sealing glaze and so on Different kinds of sandpaper can be equipped with different kinds of slices for handicrafts. Meet your grinding and polishing needs. 2-inch 3-inch 90-degree grinding machine Specifications: 2-inch 3-inch Pad Size:75mm,50mm Hose size:3/8inch Air Inlet:1/4inch Air Pressure:90psi Fress Speed:18000rpm TrackDiameter:2mm Air consumption: 4cfm Working pressure: 6.3kg Weight: 900g Length: 160 mm Minimum hose diameter: 8mm or more Intake: 1 / 4in Whether the speed can be adjusted: Yes Compressed air angle grinder used in many areas, for metal products for removing solder joints and rust spots, furniture and wood products for removing burrs, and mould construction, model cleaning industry, car tyres etc. You could choose a suitable pad to polish something according to your needs. Colour:black Material:plastic Package Contents: 1 x Sanding machine 1 x Sanding Pad Accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.