80 mm Self Centering Chuck. Our Chuck is Hardened and ground working surfaces prolong life while ensuring continuous accuracy and repeatability. Both sides of the jaw teeth and guides are ground and hardened to HRC 58-62.Each set of jaws are serialised in their own set. This item is in the category "Business, Office & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Metalworking Lathes".tools" and is located in this country: IN. This item can be shipped worldwide.