3 Jaw Chuck with Spare Jaws

This Set consists of our well-tried 3-Jaw-Chuck, a second set metal jaws (these can be re-lathed to an arbitrary diameter, in order to raise the concentricity accuracy for work pieces with the same diameter) and a set of polycarbonat jaws with the same diameter) and a set of polycarbonat jaws for extra scabrously work pieces (i.e. pearls)