Oneway 3779 #6 Jaws For Stronghold Chuck

These light alloy #6 Jaws for the Oneway Stronghold Chuck (sold separately) are ideal for holding platters and shallow bowls which have a large foot or recess. Oneway's patented profiled jaw configuration provides maximum gripping power with minimal damage to the piece. Recommended maximum platter size of 36" or a maximum bowl diameter of 26" with a depth of 6".For use on Oneway's Stronghold Chuck only. CanadaSpecs:External (compression): Minimum - 6-1/8"  Maximum - 7-3/8"Internal (expansion):  Minimum - 6-3/4"  Maximum - 8-3/8"