Heavy-Duty British Pattern Bench Vise, 8" Jaw Width, 4" Throat DepthProven British pattern design is perfect for most industrial applications Exclusive integrated anvil provides extra work area for added versatility Heavy duty 30,000psi ductile iron casting provides excellent strength and high clamping pressures CNC machined mating surfaces provide smooth, reliable action Micro grooved hardened replaceable machinist jaws provide safe, secure grip on a variety of materials Safety stop prevents jaw from separating from