Useful for holding taps, drills, reamers and other small tools to be turned by hand.Jaws are hardened and frictionally held handles can be removed or positioned so that leverage can be applied when working in close proximity.Tap Size Capacity: 5.2-11mm (7/32-7/16 in)Square Shank Capacity: 4-6.2mm (5/32-1/4 in)Body length: 65mm (2 1/2 in)