These large dovetail jaws are one of the largest capacity dovetail jaws readily available for woodturning chucks. They are designed for turning large bowls on a full size lathe only. They can be used in contracting mode for gripping a tenon or expansion mode for internal holding within a dovetail recess.
Jaw Travel Expanding - 110 - 165mm
Jaw Travel Contracting - 94 - 141mm