Screwdriver with 7 bits and two detachable shanks. The kit includes No. 1, No. 2 and No. 3 Phillips bits, No. 1 and No. 2 Robertson bits, and 1/4″ and 3/16″ flat bits, as well as detachable 1/4″ and 5/16″ shanks for conversion to socket screwdrivers. Perfect for amateurs and professionals alike. Instant bit storage in the handle ensures maximum efficiency and no moving parts can get lost or wiggled. This screwdriver comes with a lifetime warranty.