The 47417 is a Hand Crimping Tool designed to crimp FASTON* 250 series flag onto wire size 18 through 16AWG and straight receptacles onto wire size 22 through 14AWG. The hand tool features two crimping jaws. When closed and the jaws form four crimping chambers - one for flag receptacles, one for the wire insulation and two for the specific wire size. Each crimping chamber is marked on the BACK side of the tool and the tool number is marked on the handle.