●Same tools. New name. Hitachi Power Tools has renamed to Metabo HPT ●Accepts 16º wire coil nails from 1-3/4" - 3" ●Same tools. New name. Hitachi power tools has renamed to Malabo HPT ●Brass couplers feature a standard 6-ball bearing design which provide longer coupler life and stronger connections ●Same fasteners. New name. Hitachi Power Tools has renamed to Metabo HPT ●Wire coil, full round head siding nail, 15 degree