Vise Brands Parkinson Model 9A Vise Details Manufacturer Parkinson Model 9A Country of Origin England Weight 183 pounds Jaw Width 7.5" Jaw Opening 10" Anvil? No Replaceable Jaws? Yes Pipe Jaws? No Base Type Swivel Swivel Jaw? No Screw Covered Quick Release? Yes Category Machinists Notes Patent Date Images (External Link)