Recent content by Guzphile

Hello deepfryed, I recognize these patterns. See pic attached, the uppermost plate was faced on my lathe and has the same type of markings, coincident with the cross slide leadscrew pitch. The problem was a bent leadscrew and looser-than-they-should-be gibs on the cross slide. So I guess...

Hi Brian, I'm in Toronto, a 'new' amateur machinist, and rather ambitiously my first project is a gas turbine (jet engine). If you are looking for inspiration, try something like that. 100,000 rpm....!

Hi Colin, I found on my Chinese lathe that some of the change gear setups were simply wrong in the supplied manual. Now I just calculate the ratios on a spreadsheet to check. You can also mess around with combinations of the change gears you have on hand, that give the closest ratio and still...