1/4" 9000rpm Pneumatic Air Screwdriver with Straight Handle Self-Locking Chuck Reversable Air Tool for Home Office Factory ,Efficient and Reliable

Heavy duty ball and needle bearing construction Adjustable torque control, turn for pre-setting, air flow shuts off automatically when set torque is reached With small volume, light weight, high speed, low noise, small gas consumption, high concentricity and so on characteristics, the operation is simple, rapid and convenient. Convenient one hand operation with safety trigger for easy and safety start.