Jaw width: 8"; Jaw Opening: 8"; Throat Depth: 3 1/2"; Pipe Capacity: diameter 1" - 2 3/4" Durable and Sturdy: high strength ductile Iron body (60,000 PSI) with sturdy steel U-channel bar; Rubber washers can prevent the handle from sliding and cancel noise Replaceable top machinist jaws and built-in pipe jaws are grooved tooth designed for enhanced grip and higher clamping force(8,800lbs) More flexible: 360-degree swivel base with dual locking nuts provides unlimited clamping space and more safety; Tapping work can also be done on the large anvil of the bench vise Professional Grade: This 8" heavy-duty vise can be easily mounted and solid lockdown on any workbench. Its design and functionality make it a must-have tool for any DIY enthusiast or professional tradesperson dealing with heavy-duty tasks and metalwork Get a Secure Grip on Your Workpieces with this Forward Orange Heavy-Duty 8" Bench Vise. Built to Last with High Strength Ductile Iron Body (60,000PSI) and Best Quality U-Channel Bar for Durability and Sturd. Featuring Enhanced Clamping Force (8,800 lbs) with Replaceable Top Machinist Jaws and Built-in Pipe Jaws with Grooved Tooth Design. The Rubber Washers Prevent Handle Sliding and Cancel Noise. Enjoy Flexibility and Safety with 360-Degree Swivel Base Vice with Dual Locking Nuts and Unlimited Clamping Space. The Large Anvil Allows for Tapping Work to be Done on the Bench Vise. This Professional Grade Vise (Jaw width: 8"; Jaw Opening: 8"; Throat Depth: 3 1/2"; Pipe Capacity: diameter 1" - 2 3/4") is Perfect for Use in the Workshop, Making Clamping Workpieces a Breeze.