This listing is for a heavy duty 3/4″ drive impact gun, 12 x metric deep impact sockets ranging from 24mm 41mm and 3 x 3/4″ drive impact extensions 4 10 IMPACT GUN DESCRIPTION Professional air impact wrench for commercial or occasional use 3/4 drive air impact wrenchComposite design allows for access in restricted hard reaching areas3/4 drive impact gun so will fit any 3/4 drive sockets (impact or C R v steel) Standard gives up to 2000 Nm / 1475 ft/lbs of torque 2500 Nm / 1845 fl/lbs NBT (nut busting torque) Nut-busting torque” is often quoted, with the usual definition being that the wrench can loosen a nut tightened with the specified amount of torque in some specified time period. Compact, high performance impact wrench with a drive anvil made from a high quality durable material with a special heat treatment to ensure maximum working lifeTwin hammer impact mechanism delivers balance power and 2500nm of torqueErgonomically designed composite grip absorbs vibration which in turn reduces hand fatigue when usingHandle exhaust has a muffler to reduce noise and direct the discharged air away from the working areaReversible by simply turning the lever on the back of an impact gunTrigger operation for variable speed (this speed can also be controlled by moving the lever across on the back of the impact gun head) Mini composite gun but high torque capacityTwin hammer mechanism for maximum strength and durabilitySPECIFICATIONS3/4 Square drive Free speed 5500 RPMMaximum torque 2000 Nm / 1475 ft/lbsCFM 8 cfm 2500 Nm (NUT BUSTING TORQUE) – NBT Air inlet 3/8″ BSP Recommended air hose dimension 10mmAir pressure 6 8 kg/cmTotal weight of the impact gun 3750 gramsNoise 90 Db(A) Air setting dial on the rear of the gun <.