doc_rot said:coated with a 1/2" boring bar. I was watching the tool deflect and just polish the inside.
doc_rot said:The problem I ran into is as the cut progresses the grinding stone wore down producing a slight taper in the bore. It was a little tricky but I got a pretty good fit. If I was going to do this more frequently I would make something like this https://m.ebay.com/itm/The-ORIGINAL-Dremel-tool-holder-frame-metal-lathe-1-2-in-sq-shank-/361520655374?nav=SEARCH
Pete12 said:Good result with the grinding doc.
Just had a look at that holder you tagged, never thought about cutting bolts down like it shows, great idea.