Features 1、Use compressed air as power to tighten or loosen bolts and nuts. 2、Pneumatic Wrench is easy to operate and has good mechanical properties. 3、Adopt lever control, easy to use and variable torsion adjustment. 4、Suitable for fields such as shipbuilding, machinery manufacturing and automobile industry. 5、Using high-quality materials, strong and durable, has a long service life Specification Item Type: Pneumatic Wrench Product Material: Aluminum alloy Wrench Square Driver Size: Approx. 1/2in Speed: 150 RPM Air Consumption: 4.0 cfm Torsion: 45ft-lbs Inlet Connector: Approx. 1/4in Air Pressure: 90psi Scope of Application: Suitable for fields such as shipbuilding, machinery manufacturing and automobile industry Package List 1 x Pneumatic Wrench 1 x Product Structure Diagram