Wilton 63155 408-Stg, 400 Series C-Clamp, 0-Inch-8-1/4-Inch Jaw Opening, 5-Inch Throat Depth Industry-Feet's Top Choice For Maintenance, Production And Repair Operations Drop-Forged Steel Frame, Regular-Duty With Extra Deep-Throat Black-Oxide Coated Spindles And Perma-Pad Resist Corrosion, And Are Replaceable