The Symtik S1 Boost EDC Screwdriver is a compact ... The S1 Boost also includes a rotatable end cap for easy locking and release of bits, and a built-in locking ball for effortless bit retrieval.

and 3/16 in.) while the other end had Phillips ends (#1 size and #2). The bits were held in place in the shank by a ball snap mechanism and the shank was held in a sleeve molded into the handle by a ...