... can be widely used in many occasions through changing different grinder head, such as removing burrs and oxidizing layer in the ... shipbuilding, steam boiler, etc. Model:S30 Air Pressure: 0.63MPa Free speed: 18000r/min Air Consumption: 9.1L/s Normal Powder: 0 ... : 190mm Net Weight: 0.4kg Air Hose: 10mm Packing Size: 295mm*265mm*210mm Packing Quantity: 15 sets Lead Time: 10 days Air Grinder