The 600-piece metric kit is designed specifically for the S12XD, S14 or S15 toolbox. The kit consists of 30 small foam inlays filling five drawers, covering essential 1/4", 3/8" and 1/2" ratchet and socket needs, screwdrivers and hooks, grip key sets, hex and TX key sets, 1/2" impact sockets, protective wheel sockets, six styles of wrenches, chisels, hammers, pliers and more.