The AR15 Micro Tool is a compact, function-packed tool that fits in the palm of your hand. This mirco tool is constructed of stainless steel and has a key ring with strap, bolt tail scraper, firing pin scrapers, 3/8″, 5/16″, 1/4″, 3/16″ and 1/8″ wrenches, 5mm bit driver, flathead screwdriver, front sight adjuster, bolt face scraper/screwdriver, bottle opener, cutter, pin punch and a Carabiner.