This Bosch GDX 18 V-200 Impact Wrench / Driver is ready for all applications thanks to the 2 in 1 bit holder, 1/4 inch internal hex and 1/2 square drive. Features: Compact and less weight for even more comfortable work. 2 in 1 bit holder: 1/4 inch internal hex and 1/2 square drive. Powerful use even in hard to reach areas thanks to best head length to torque ratio. Includes Wboxx Molded Case - Lboxx compatible. Bare Tool - No Battery or Charger Supplied.