The Union Manufacturing 5" 4 Jaw Chuck is a workholding tool designed for use with lathes. This chuck features four independent jaws that can securely hold a variety of workpieces in place during machining operations. With a size of 5 inches, this chuck is suitable for medium-sized projects and provides a reliable gripping mechanism for precision workholding. Ideal for use in CNC, metalworking, and manufacturing applications, the Union Manufacturing 4 Jaw Chuck offers a versatile solution for securely holding workpieces in place while machining.