The DT70702 screwdriver set is part of the Dewalt modular Toughcase accessory range. With the addition of the Tstak Caddy (available separately) you are able to securely store small bulk storage sets and connect them to the rest of your Tstak range. Features and Benefits: These bits feature a a hex shank design with a heat treated body and an optimised tip design. giving increased strength, life and durability. The Compact Rapid Load bit holder features a floating magnetic ring to hold screws in place when used with a 25mm screwdriver bit The Compact Rapid Load can also be used as a standard quick change accessory holder accepting any 1/4" accessories The accessories are Impact Rated for use with Impact Drivers TSTAK compatibleFits the DT70716 T-stak Caddy Additon .