Portable Vise Body Tensile Strength 36 259 psi Spindle Type Enclosed Jaw Face Width 2 1/2 in Jaw Opening - Maximum 2 1/4 in Throat Depth 1 3/4 in Jaw Face Type Serrated Jaw Pad Material Steel Includes Pipe Jaw Yes Pipe Diameter - Maximum Not Applicable Includes Rotating Head No High Visibility No Base Material Iron Base Swivel Angle 45 Degrees Base Tensile Strength 36 259 psi Base Type Swivel Body Material Ductile Iron