Expect the greatest power output and efficiency, even under load with this 1/2\" impact wrench from the Milwaukee FUEL range With its POWERSTATE brushless motor, the FIW2F12 impact wrench delivers an outstanding power output in a compact form. It has a 1/2\" square drive and is capable of producing up to 339 Nm torque for the toughest of applications. This model has a friction ring which is designed to keep the socket in place and ensure easier removal. 4-Mode DRIVE CONTROL allows the user to shift into four different speed and torque settings to maximise application versatility. Features: Power efficiency under load - outstanding torque of 339 Nm Extremely compact design with a total length of just 124mm for accessing tight spaces 4-Mode DRIVE CONTROL allows the user to shift into four different speed and torque settings to maximise application versatility Bolt removal control delivers full torque output, then decreases RPMs once the bolt is loosened to prevent fastener drops Auto shut-off control applies no more than 34 Nm of torque for hand-tight fastening applications to prevent over-tightening Tri-LEDs deliver high definition lighting to increase workspace visibility 1/2\" square friction ring Reversible belt hook Specification: Voltage: 18V Impact rate: 0 - 1000 / 0 - 2400 / 0 - 3500 ipm Max fastening torque: 339 Nm No-load speed: 0 - 900 / 0 - 1650 / 0 - 2400 / 0 - 1200 rpm Tool reception: 1/2\" square