Dorian Super Quick Change Tool Post Holder Turning Facing & Boring D50DA-2, New. Brand: Dorian International Tool. Type: Super Quick Change Tool Holder. For Tool Post Series: DA. For Shank Shape: Round; Square. For Max Shank Size: 1-1/2 in. For Min Shank Size: 1-1/4 in. For Min Lathe Swing: 17 in. For Max Lathe Swing: 32 in. Max Centerline Height: 3.415 in. Overall Width: 6 in. Overall Height: 3.5 in. Compatible Tool Type: Indexable Boring Bars; Indexable Thread-Turning Toolholders; Indexable Turning Toolholders. Country of Origin: USA. Item is brand new and unused in open packaging. There may be light scuffs or dust to the packaging due to storage wear only. Please view photos for more detail.