tell your friend:

Oil not grease.
14dP 14.5 pressure angle not 20 / 20, pin drive not keyway.
Join this forum
learn to use the forum search engine to find dozens of previous Drummond topics
find Lathes.co.uk/drummond
join groups.io/drummond
join Facebook Drummond group if he can tolerate the teenage mentality.

Hi John I have sent you a message (you should see an envalope in box  at the top of page in green band when logged on) about info that I have including a small handbook. Also I have an M Type lathe myself.

David

Edited By David George 1 on 17/11/2020 19:22:09

Edited By David George 1 on 17/11/2020 19:22:45

This is my tumbler reverse. You will struggle to get the small gears for it but there are a few members on the Drummond groups .io web site who occasionally make them. https://groups.io/g/drummondlathe have a look on there in the files section there is a drawing of all the parts of a tumbler reverse and other parts in the files section.

David