The IRWIN® Record® Fitter's Vice is a medium-duty vice for industrial fitting and training workshops where work ranges from small fitting and filing work to the assembly and fitting of larger components. The lever adjustment allows instant movement of the jaws through a half-nut mechanism working in conjunction with the threaded screw. (quick release). Supplied with hardened steel replaceable jaw plates.1 x IRWIN® Record® No.23 Fitter's Vice 115mm (4.1/2in)Additional Information:• Jaw Width (mm): 115• Jaw Width (in): 4.1/2