Oneway Talon Chuck #2 Tower Jaws, Serrated are expertly machined to a depth of 1-1/4", providing exceptional gripping power and strength for turning large bowls and vases. These serrated #2 Tower Jaws increased depth, allowing for more when working on the back of your piece. While they have a narrower range d to profiled jaws, they present a more option without sacrificing performance. The top of the internal profile features a dovetailed design with no serrations, making these jaws i for non-marking situations, such as when you want to leave the tenon on the bottom of a bowl as a design feature. The external (compression) chucking capacity ranges from 1-1/2" to 2-5/8", and the internal (expansion) capacity spans from 2" to 3-3/8". Model Number: 3661