A set of #4 Jaws for the Oneway Stronghold Chuck. The largest capacity smooth jaws offered by Oneway. They have the mass and size necessary to turn large bowls and vases. Recommended for round stock only. Canada
Specs:
External (compression) chucking capacity of 4-1/4" to 5-3/8".
Internal (expansion) capacity of 5" - 6-1/2".