Torque Extensions are designed for 1/2" Dr. impact wrench rated 380-420 ft.lb.; 3/4" Dr. impact wrench rated 750 ft.lb.; 1" Dr. impact wrench rated 1,500 ft.lb.
The various drive sizes and torque limits allow use of any impact socket with a torque extension to match the different lug nut sizes found on vehicles
Helps prevent over-torquing of wheel nuts and can minimize wheel distortion.
The unique design allows the length and diameter of the torque extension shaft to flex with each blow of the impact wrench once the specified torque is reached.
