Features:  This human-centered designed drill is flexible and convenient for hand-held operation.  It will help you to achieve high efficiency and high accuracy drilling.  Reversible rotation switch is convenient and practical, with high sensitivity.  It is a fine tool for drilling on walls, floors, iron plate, etc.  Widely used for furniture, machine production, maintenance, drilling, tapping.   Specifications:  Model: AD-102, AD-103, AD-104 (optional)  Free Speed: 1800rpm  Operating Pressure: 90psi  Air Consumption: 6cfm  Air Inlet: 1/4BSP  Sound Pressure: 84dB(A)  Chuck Size: φ10mm  Axle Load: 3/8"-24umf   AD-102  Item Weight: 964g / 2.1lb  Package Weight: 1075g / 2.4lb   AD-103  Item Weight: 925g / 2.0lb  Package Weight: 1031g / 2.3lb   AD-104  Item Weight: 958g / 2.1lb  Package Weight: 1070g / 2.4lb   Item Size: 160 * 150mm / 6.3 * 5.9in  Package Size: 190 * 160 * 50mm / 7.5 * 6.3 * 2.0in   Notes:  Please allow 1-30mm error due to manual measurement.  Due to the difference between different monitors, the picture may not reflect the actual color of the item.   Packing List:  1 * Air Drill  1 * Connector  1 * Wrench Tool