Great Neck Saw HDV4 Professional Heavy Duty Bench Vise Polished replaceable steel jaws and permanent pipe jaws, highly enameled finish Round lathe-turned slide bar and chrome polished locking bar, and polished anvil Full 360-degree swivel base Pre-drilled screw holes for easy permanent mounting 4" jaw width, 5 " jaw opening, 1/8" - 2-1/2" pipe capacity