Ingersoll Rand 231HA 1 2" Air Impact Wrench Other HVAC & Refrigeration The 4 Mode DRIVE CONTROL™ provides MAY13098 The 4 Mode DRIVE CONTROL™ provides greater control over the output speed and power of the High Torque Impact Wrench SK Hand Tools 45960 3 8"Dr 10mm Long Hex Bit Socket Model 231HA Configuration Handle Type Pistol Grip Actuation Throttle Type Switch Type Trigger Anvil Length Standard Drive Size (in) 1 2 Drive Type Square Max Reverse Torque (ft lbs) 600 Forward Fastening Torque (ft lbs) 550 Max Free Speed (rpm) 8 3 Hammer Case Steel Housing Material Aluminum Sound Pressure Power Db(A) 94 105 Vibration Level (m s2) 6