Hollowing out deep bowls on my lathe was always difficult because the tailstock was always in the way where I really needed the tool rest to be. So I bought 4 skateboard wheels, welded up a frame that attaches to the lathe base, and sliders to adjust the wheels up to the stock to hold it. It...

Greetings all. As I continue to restore this Rockwell/Delta 46-450 lathe I am now wondering if there is a sleeve or bushing missing from the tool rest base? As seen in the photo, the base has an odd shaped multi-angled hole for the tool rest shaft to rest in, yet the shaft is perfectly round...