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I guess this would apply for members that live in New England. 40 years ago my business partner and I started a company in Massachusetts (Duco Machine Inc) we had a product and did ok, after a few years I gave my share to my brother...he married his daughter and eventually moved on. the shop...

that's what throws me off the compound dial is .100 yet the cross feed is.125 ,why didn't they just use a 5/8-10 on cross feed and have .100 on both dials, well ,I'll just have to pay more attention when I'm machining on occasions Tantalum ,Inconel, and Hastelloy

angles, radius. Locations in X,Y plane ,profiles ,it was the goto machine before CMM

growing up on a .100 dial ,I've now a few times gone around to zero (thinking its a hundred) and engaged the feed which turns into a big UTOH !!! not quite kloseanuf

well not really the thread for it but because the DRO stuff was so interesting and knowledgeable I'm sure someone can tell me why my English SM does 13 inch 2000 series lathe have a .125 cross feed dial on it when the cross feed screw is 5/8-8 acme is...there some kind of weird metric voodoo...

my play area total investment 3500 US ,not including tooling, a long winter and wanted to recapture some of my working days and while I post these pictures let me ask why does my English SM 13 inch 2000 series lathe have a .125 cross feed dial on it when the cross feed screw is 5/8-8 acme is...

I'm not usually a hypocrite ,but as I posted that I was thinking of my wifes in process kitchen remodel, kloseanuf measurements will not be tolerated ,Deadon is what I need when it comes to my $$$

great thread on DRO's ,lots of informative info. As I was out in my garage shop this morning making smaller stuff out of bigger stuff all this measurement info swirling through me brain ,I found myself as usual falling back on the old German standard of "kloseanuf" defined as being any form of...

jeez...I remember my army days crewing helicopters. Cyclic errors usually meant returning to base wasn't happening

no your right 5 Um is accurate. I think most error comes from a poor installation of the scales ,duct tape and bailing wire and a carpenter level are not conducive to precision maching. I had a 5 Um on my grizzly and it hit the numbers all day long ,didn't mean to offend any DRO owners out there...