Useful for holding taps, drills, reamers & other small tools to be turned by h&. jaws are hardened & frictionally held handles can be removed or positioned so that leverage can be applied when working in close proximity. Tap size capacity: 5.5-11mm (7/32-7/16 inch)
square shank capacity: 4-6.4mm (5/32-1/4 inch)
body length: 65mm (2 1/2 inch).