Wilton 21300 744 4-Inch Jaw Width by 4-1/2-Inch Opening Mechanics Vise Go to amazon.com Related posts Top 10 best mechanics vise 2022 FeatureJaw width: 4"Jaw opening: 4-1/2"Throat depth: 3-7/16"Pipe jaw capacity: 1/4-2"Jaw width 4" Jaw opening 4 1/2" Throat depth 3 7/16" Pipe jaw 1/4' - 2" DescriptionVise features heavy-duty 30,000 PSI castings, 360deg rotating swivel base and double lockdowns to ensure stability. Powder coat finish. Jaw Width (in.): 4, 360deg Swivel Base: Yes