Check the listing for details. Astro Pneumatic 1832 ONYX 1/2" Nano Angle Impact Wrench. Condition: New. Listed at 133.84 USD. The Astro Tools 1832 ONYX 1/2" Nano Angle Impact Wrench boasts 415 ft/lbs. of max torque at 3.46" long, making it shorter than a credit card. The 1832 is the shortest 1/2” straight right angle impact wrench on the market and is designed to be extremely lightweight (2.8lbs) and well-balanced when connected with air. Features:Extreme low profile, width of a credit card at 3.46″ longIndustry leading 415 ft/lbs. of MAX torque Specifications:Square Drive: 1/2"Handle Type: Straight right angleClutch type: Oversized HammerMotor Housing: Aluminum w/ bed liner finishAir Exhaust: 360° Swivel Air MufflerAir Inlet Thread: 1/4" NPTSwitch: 3-speeds in both F and RMax Torque: 415 ft/lbsWorking Torque: 300 ft/lbsWeight: 2.78 lbsLength(from end to end): 3.46”Height(from end to end): 10.4"Free Speed: 9000 r.p.m.Noise Level(sound pressure): 85 dBAverage Air Consumption: 4.2 CFMMin. Hose Size: 3/8”