The Bosch GDX18V180 is the only impact wrench on the market with a dual bit holder. This versatile tool can be used for bolting, screw driving and drilling. It comes equipped with a ¼” hexagon bit holder for screw driving and drilling and a ½” square tool holder for bolting. Its high torque, high impact rate and fast rotation speed ensures the job is done quickly and efficiently and its durable design with robust gearbox, open frame motor and battery cell protection call for a longer lifetime. Batteries and charger are not included.