BORNTUN 1/2 inch Square Drive Air Ratchet Wrench Quiet Lightweight and Powerful Comfortable Use Pneumatic Ratchet Wrench Tools, Professional Industrial Air Impact Ratchet Spanner make Your Work High-Production Performance. Product Features: Square head size: 1/2’’ (12.5mm) Free Speed: 160rpm Torque (Torque): 88N.M. Average air consumption: 4cfm Bolt Diameter: M10/M13 Working pressure: 90PSI Air intake thread: 1/4 " Pawl: single Weight: 2.57 lbs Length: 10.4 inch Exhaust Device: Front Whether with positive and negative: Y Product Description The set of configurations: 3/8 air ratchet wrench joint a manual Simple, Durable, Automatic Lubrication Actuator, Needle Roller and Ball Culture, Smooth Operation. Applicable to: space folder narrow place, car spark plug demolition tools, car and motorcycle repair shop and home use, use a wide range. Compact, easy to really save you time by the tool. They are both accessible to the specific installation site, but also provide a powerful power. With them, can be more effective operations, and access to economic benefits. Uses: Spark plug, water tank, cooling pump, oil filter, cooling compressor and a variety of small space to remove the screw or nut operation. Car sheet metal, air conditioner disassembly, engine repair and other general screw fixed operation.