PSI Woodworking TM42 Headstock Mount Lathe Drill Chuck
This 1/2" drill chuck can be mounted directly on the headstock spindle of your lathe.  It is perfect for the lathe that does not have a morse taper mount.  The precision chuck has a 1/2" x 20 tpi female thread, and comes with a chuck key, and an adapter to fit a 1" x 8 tpi spindle.  The jaws will open to fit a 1/2" drill bit.