On Friday 01 March 2019 13:35:33 Kenneth Lerman wrote: > I've used a ball bearing for this type of operation. > > You can probe the ID and the OD. ABEC 7 bearings are cheap and > precise. > > Ken > > Kenneth Lerman > 55 Main Street > Newtown, CT 06470 > Now theres a thought, and as I collected worn out Sony BVU-800 capstan rollers just for that reason, I think its safe to say I have those in the damned small category, 3mm bore by 7mm od. Spin friction is vanishing small. But I think the probe ball is too big for the bores on these.
Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
