Vise Brands Howard Iron Works Model 0 Vise Details Manufacturer Howard Iron Works Model 0 Country of Origin USA Weight 26.5 pounds Jaw Width 3" Jaw Opening " Anvil? No Replaceable Jaws? Pipe Jaws? No Base Type Stationary Swivel Jaw? No Screw Covered Quick Release? No Category Machinists Notes Patent Date Images (External Link)