Link to the HF webpage -
From the website:
Product Overview
The DOYLE™ Multi-Purpose Vise is designed with two sets of jaws for clamping pipes or square stock. The head rotates 360° for horizontal and vertical use. The pipe jaws securely grip round stock from 5/8 in. to 4-3/16 in. diameter. This multipurpose vise is equipped with a built-in anvil, replaceable 5 in. hardened steel jaws and 3-5/8 in. throat depth.
Double swivel rotation, head rotates 360 ° vertically, body rotates 360 ° horizontally
8000 lb. of clamping force
Replaceable 5 in. hardened steel jaws
60,000 PSI ductile cast iron
Three mounting holes provide more clearance when mounting to bench