Spear & Jackson EMV-3 100mm Mechanics Vice Featuring 100mm/4" jaw width, 63mm throat depth, 109mm opening and a clamping force of 25N. The body and sliding jaw are manufactured from high quality grey cast iron, which has excellent shock absorbing qualities. The precision milled slide ensures a fast, smooth operation, while the fused tommy bar will bend before the vice can become over-stressed. Includes hardened steel replaceable jaws and fixing holes for bench mounting.