4 1/2" closed. All stainless steel. All locking features. 21 Tools: Knife, serrated knife, needlenose and regular pliers, wire cutters & stripper, electrical crimper, saw, large bit driver, blade exchanger, large & small screwdrivers, bottle & can opener, spring-action scissors, awl, ruler, file, wood/metal file. Leatherman with the most implements. Comes with leather sheath. Laser Engraved. Boxed.