The small pieces of titanium feature a half-phillips screwdriver, slotted screwdriver, thread cutter, bottle opener, ruler, and a keychain hole, so you can carry spares—which you probably will, because if you’ve bought this you’re already proven to be incredibly prepared. Since these little fellas are distributed in SERE (survival, evasion, resistance, escape) kits all over the world, you know they’re legit.
Ethan Wolff-Mann is an editor at Supercompressor. He isn’t wearing a collar, unfortunately. Follow him on Twitter @ewolffmann.