Vise Brands Fortis Model 10 Vise Details Manufacturer Fortis Model 10 Country of Origin England Weight 46 pounds Jaw Width 4.5" Jaw Opening 5" Anvil? Yes Replaceable Jaws? Yes Pipe Jaws? No Base Type Optional Swivel Jaw? No Screw Covered Quick Release? Yes Category Machinists Notes Patent Date Images (External Link)