A heavy duty impact screwdriver set for extracting hard to remove screws. There is nothing more frustrating than when screws become seized due to exposure to the elements, time, etc. and are impossible to remove. Not any more!! Our impact screwdrivers come with a variety of bits with Slotted and Philips heads so will be able to remove most stubborn screws. Simply place the chosen bit on the driver, place it on the screw that needs removing and hit it hard on the top of the handle with a heavy hammer to loosen the seized screw. The driver has an ergonomically designed soft comfort grip handle for ease of use. Reversible action impact driver with 1/2" square drive and equipped with hex chuck. Philips bit numbers: PH2 X 36mm, PH3 X 36mm and PH3 X 70mm. Slotted bits: SL7 x 36mm, SL8 x 36mm and SL8 x 70mm.