Item Type: Air Sander Material: Zinc Alloy + Rubber Product Speed: 9000rpm Product Air Inlet: 1/4 Product Pressure: 90PSI Grinding Disc Size: 5in Weight: Approx. 1155g / 40.7oz Size: Approx. 18x12x12.3cm / 7.1x4.7x4.8in Package List 1 x Air Sander 1 x Wrench 1 x Manual 1.Please allow 0& 8209;1 inch error due to manual measurement. Thanks for your understanding.2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1Pneumatic air sander, builtin free speed regulator, can up to 9000rpm per minute. 2It is suitable for fine processing of wood, metal, glass fiber and other composite materials. 3Equipped with rubber handle, excellent comfort and controllability, and reduce fatigue by reducing vibration. 4Uses highquality zinc alloy materials, wearresistant, high strength, and long service life. 5Polishing machine, stable performance, simple operation, suitable for woodworking and hardware industries.