Nov 6, 2012 · I was thinking about that and most stuff I will do will be small. I found that the ER-40s go down to 1/8" whereas the ER-32s go down to 1/16".

Sep 25, 2020 · ER 32 goes to ~3/4” ER 40 goes to ~1” If you want to use the system on a lathe, I'd go with the larger ER 40, for my mill I have ER 20, ER 32 ...

Aug 16, 2008 · I'm looking at getting an ER collet set for my lathe with an MT3 spindle. I was originally going to get an ER32 set however see the same source ...

Jul 23, 2022 · ER32 is more popular (so cheaper to buy), and will cover pretty much all tooling you'll ever use on smaller machines. Only real benefit with ...

May 22, 2021 · With a 1" spindle bore the ER40 would likely be more suitable than ER32. Having said that you can get oversize collets for both, the ER40 is ...

May 10, 2009 · So I'm wonder if there is some reason to get ER40 vs ER32 and a seperate 1" end mill holder. Do the ER40's hold better on say 1/2" shanks? FWIW, ...

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Posted: Jul 21, 2014

Feb 11, 2011 · I've used ER32 and ER40 for holding solid carbide emills...fine for most jobs, but if you're going to push the tool all the way to it's capacity ...