Take heed, fans of keyring tools! The Micro-Max 19-in-1 pocket tool kit from Swiss+Tech may be your next ally. Made of stainless steel, it features a patented, quick-release self-lock mechanism to keep it securely attached to your keyring. Includes 2 hex wrenches, 6 screwdrivers, pliers, wire cutter, wire stripper, wire crimper, hand drill, file, bottle opener, 2 rulers (mm & inch), and 2 ruler extensions. $19.99.