1Pneumatic grinder, suitable for home decoration, handicraft grinding, burr trimming, etc. 2Builtin free speed regulator, can up to10000rpm per minute, easy to operate. 3Suitable for fine processing of wood, metal, glass fiber and other composite materials. 4Equipped with rubber handle, comfortable and easy to hold, laborsaving operation. 5With excellent comfort and working, reducing user fatigue by reducing vibration. Item Type: Air Sander Material: Zinc Alloy + Rubber Weight: Approx. 1047g / 36.9oz Plate Size: Approx. 12.5x12.5cm / 4.9x4.9in Air Consumption: 8cfm No Load Speed: 10000rpm Air Inlet: 1/4 Scope of Application: Home decoration, handicraft polishing, burr trimming, etc 1 x Air Sander 1 x Wrench 1 x Adapter 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.