SKU JGKPDBB6GKZ6AF42HV0-S401
6-in. 6-Jaw Lathe Chuck with Backing Plate. Our lathe chuck with backing plate achieves faster, steadier machine connection. Built from premium HT300 cast iron, jaw hardness ≥53 HRC for exceptional durability. The self-centering design ensures high-precision clamping ranging from 0.12 in to 6.3 in with 1.57 in. I.D and 6 in. O.D.