Heavy Duty Bench Vise Body Tensile Strength 60 000 psi Spindle Type Covered Jaw Face Width 6 in Jaw Opening - Maximum 6 in Throat Depth 2 3/8 in Jaw Face Type Serrated Jaw Pad Material Hardened steel Includes Pipe Jaw Yes Pipe Diameter - Maximum Not Applicable Includes Rotating Head Yes High Visibility No Base Material Iron Base Mount Type Clamp-On Base Swivel Angle 360 Degrees Base Tensile Strength 60 000 psi Base Type Swivel Body Material Cast Iron Features Built-In Anvil