leadscrews for PDM30 mill - took measurements tip-to-tip of leadscrew (not just threaded area):
x - 35 3/8 RH thread;
y - 17 3/4 LH thread
...very close but there are a number of versions out there...
OD is .925, 10TPI - that OD is what I'm focusing on re: minor differences between brands
Where are you located? ON plate I see on your sled
![Wink ;) ;)](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
I'm in Calgary....
Martin