Vise Brands Desmond Stephens/Simplex Model 71S Vise Details Manufacturer Desmond Stephens/Simplex Model 71S Country of Origin USA Weight pounds Jaw Width 7" Jaw Opening " Anvil? No 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)