Vise Brands Wilton Model 4510S Vise Details Manufacturer Wilton Model 4510S Country of Origin USA Weight 68 pounds Jaw Width 4.5" Jaw Opening 6" Anvil? Yes Replaceable Jaws? Yes Pipe Jaws? No Base Type Swivel Swivel Jaw? No Screw Covered Quick Release? No Category Machinists Notes Patent Date Images (External Link)