Vise Brands Charles Parker Model 79 1/2X Vise Details Manufacturer Charles Parker Model 79 1/2X Country of Origin USA Weight 193.5 pounds Jaw Width 7" Jaw Opening 10.5" Anvil? No 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)