Ingersoll-Rand 216 Super Duty 3/8-Inch Pnuematic Impact Wrench This durable Ingersoll Rand in-line air impact wrench is perfect for cramped spaces. Drive (in.): 3/8, Average Air Consumption (CFM): 3, CFM at Load: 13, Speed - No Load (RPM): 8,000, Blows Per Minute (BPM): 1,800, Max. Torque (ft.-lbs.): 175, Inlet Size (in.): 1/4, Min. Hose Size (in.): 3/8 Technical Details - Most powerful 3/8" palm grip impact wrench you can get - 175ft lbs maximum torque - Contoured composite butterfly throttle for comfort and control - 8,000 rpm - Powerful pin style mechanism delivers 1,800 BPM and 8,000 RPM http://www.bestbuyking.co.cc/Buy-Ingersoll_Rand_216_Super_Duty_3_8_Inch_Pnuematic_Impact_Wrench-B00004XOTD.html