Vise Brands Wilton Model WN450 Vise Details Manufacturer Wilton Model WN450 Country of Origin USA Weight pounds Jaw Width 4.5" Jaw Opening 6" Anvil? Yes Replaceable Jaws? Yes Pipe Jaws? No Base Type Stationary Swivel Jaw? No Screw Covered Quick Release? No Category Machinists Notes Patent Date Images (External Link)