Dorian Tool D2 Chromium Molybdenum Alloy Steel Quick Change Turning, Facing and Boring Toolholder for SDN35CXA Super Quick Change Tool Post, 3/4" - 1" Tool Capacity, 3-3/4" Width, 1-1/2" Height

The "V" groove makes this holder more versatile so that it can hold either square shank toolholders or boring bars. Holds the tool close to the tool post to maximize rigidity when turning, facing, threading or boring. Fits industry standard toolposts. Applicable for holds square shank tools, holds boring bars, turning and facing, light to medium boring, threading and grooving, cut-off applications.