Welding Clamp

This series products is a kind of quickly manual Self-centering chuck. The three jaws can be used as a set of internal jaws and a set of external ones.Please put on the three jaws from 1 to 3 when you install the chuck,then you can rotate the hand shank,it can easy to clamp the workpiece. Please use strictly according to the prescribed scope.If you use out of clamping range or carring capacity and then lead to damage the products, all the consequences has nothing to do with