Combination Vise, Body Tensile Strength 30,000 psi, Spindle Type Enclosed, Jaw Face Width 8 in, Jaw Opening - Maximum 8 1/4 in, Throat Depth 4 3/4 in, Jaw Face Type Serrated, Jaw Pad Material Hardened steel, Includes Pipe Jaw Yes, Pipe Diameter - Maximum 3 1/2 in, Includes Rotating Head No, High Visibility No, Base Material Ductile Iron, Base Swivel Angle 360 Degrees , Base Tensile Strength 30,000 psi, Base Type Swivel, Body Material Cast Iron