The Bosch GDS 18V-1000 professional is the powerful 1/2 inch impact wrench with BITURBO Brushless technology. This impact wrench is perfect for metal applications with machine screws from M10 to M24 like structural steel construction, metal assembly, pipe fitting, and for truck maintenance as well as for wood construction. It is compatible with all bosch professional 18 V batteries and chargers (professional 18V system).a 1/2 inch tool holder with friction ring, and a ladder clip.