Vise Brands Yankee Model 994 Vise Details Manufacturer Yankee Model 994 Country of Origin USA Weight 32 pounds Jaw Width 4" Jaw Opening 4" Anvil? No Replaceable Jaws? No Pipe Jaws? No Base Type Stationary Swivel Jaw? No Screw Exposed Quick Release? No Category Machinists Notes Patent Date Images (External Link)