<ul> <li>Dimensions Jaw Width: 5"</li> <li>Jaw Opening: 4.92"</li> <li>Jaw Height: 1-1/2"</li> <li>Weight: 52 Lbs</li> <li>Accurate to 0.002? per 4? on squareness and 0.006? per 4? on parallelism without base</li> <li>Vise Key: 14.00mm table slot width, 15.875mm base width</li> </ul> Product features <ul> <li>Each pound of force in horizontal induces 1/2 lb of downward force, eliminating jaw tilt. This Vise is so designed that the horizontal force generated by tightening the handle pushes the semi-sphere within the movable jaw and thus thrusts the movable jaw downward. The workplace does not move up, even if it is held at the top of the jaw plates. </li> <li>Highest clamping power. It's very accurate and durable</li> <li>Sliding surface of the vise bed is flame hardened and ground</li> <li>Vise bed is made from grey cast iron and the maximum tensile strength of the vise bed is 28,000 PSI</li> <li>With Angle Lock / Lock Down Jaw. K type angle lock nut is made from the highest quality ductile Iron, firm and durable</li> <li>Acme screws and easy to read 0-360 deg scales</li> <li>Screws from the top through the jaw make the vise more stable and durable. Taiwan new type</li> <li>Four setting positions of the jaw plates are available, widening the jaw plates opening</li> </ul>