GDC ZIP DRIVER™ There when you need it, the GDC(Gerber Daily Carry) Zip Driver features four of the most commonly needed screw driver heads on a rotating tool. A ball detent feature secures each driver in position during use. Designed to be attached to the zipper of your pack or you coat, the tool features a quick-release clip for easy removal to address those quick needs that always seem to arise. It"s a great looking, highly functional tool for daily use. Features: 4 Components Flat Head Drivers (⅛" Bit & 3⁄16" Bit) Phillips Head Drivers (#1 Bit & #2 Bit) Zipper Attachment Clip for Quick Removal Ball Detent Locking Mechanism Specifications: Overall Length: 2.15" Closed Length: 2.15" Steel Type: 420 Stainless Handle Material: 3Cr13