Industrial Bench Vise, Body Tensile Strength 90,000 psi, Spindle Type Enclosed, Jaw Face Width 4 in, Jaw Opening - Maximum 4 1/4 in, Throat Depth 2 3/8 in, Jaw Face Type Serrated, Jaw Pad Material Not Applicable, Includes Pipe Jaw Yes, Pipe Diameter - Maximum 3 in, Includes Rotating Head No, High Visibility No, Anvil Length 2 in, Anvil Width 1 7/16 in, Base Material Steel, Base Mount Type Clamp-On, Base Swivel Angle 360 Degrees , Base Tensile Strength 90,000 psi, Base Type Swivel