well john !!! the truth is I am playing hooky , packing stuff up and dont currently know the whereabouts of said item :( i think it may be here at the house , rather it is packed already i do not know , if it is here i will answer your question if it is already packed it will be after the first when we get back to the show me state , in which case i may put it in my vehicle and just go pay you a visit , if it is in the shop at moms it will be a few days and i will get you that information for now thats what i can do
jeremy youngs On Mon, Jul 21, 2014 at 1:31 PM, John Thornton <bjt...@gmail.com> wrote: > Jeremy, > > The photo is rather small, is the calculator small with tiny print? My > eyes like big print. > > Just for S&G what does your calculator say for drilling a 1/2" hole in > aluminum with a 135° split point? > > JT > > On 7/21/2014 12:18 PM, jeremy youngs wrote: > > john this is the standby reference that i start with it is a really good > > reference and the ONE that i trust most , well worth the 20 bucks. > > > http://www.ebay.com/itm/Machinists-Speed-Feed-Calculator-CNC-Mill-Tooling-/230704129486?pt=LH_DefaultDomain_0&hash=item35b709a5ce > > > > > > > > jeremy youngs > > > > > > On Mon, Jul 21, 2014 at 12:13 PM, John Thornton <bjt...@gmail.com> > wrote: > > > >> I'm writing a little Python program to give me RPM and IPM for twist > >> drills. I have found some conflicting and some very old charts for feed > >> per revolution like this one: > >> > >> > >> > http://www.free-ed.net/sweethaven/IndustrialTech/machinist01/pics/ch04.h1.gif > >> > >> I use mostly screw machine drills with 135° split point in my mill and > >> lathe. Does anyone have a better chart or a formula for feed per rev? > >> > >> The little program is here: > >> > >> http://gnipsel.com/files/sfc/ > >> > >> I still need to add an RPM limit and a zillion other things... > >> > >> JT > >> > >> > >> > ------------------------------------------------------------------------------ > >> Want fast and easy access to all the code in your enterprise? Index and > >> search up to 200,000 lines of code with a free copy of Black Duck > >> Code Sight - the same software that powers the world's largest code > >> search on Ohloh, the Black Duck Open Hub! Try it now. > >> http://p.sf.net/sfu/bds > >> _______________________________________________ > >> Emc-users mailing list > >> Emc-users@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/emc-users > >> > > > ------------------------------------------------------------------------------ > > Want fast and easy access to all the code in your enterprise? Index and > > search up to 200,000 lines of code with a free copy of Black Duck > > Code Sight - the same software that powers the world's largest code > > search on Ohloh, the Black Duck Open Hub! Try it now. > > http://p.sf.net/sfu/bds > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > ------------------------------------------------------------------------------ > Want fast and easy access to all the code in your enterprise? Index and > search up to 200,000 lines of code with a free copy of Black Duck > Code Sight - the same software that powers the world's largest code > search on Ohloh, the Black Duck Open Hub! Try it now. > http://p.sf.net/sfu/bds > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ Want fast and easy access to all the code in your enterprise? Index and search up to 200,000 lines of code with a free copy of Black Duck Code Sight - the same software that powers the world's largest code search on Ohloh, the Black Duck Open Hub! Try it now. http://p.sf.net/sfu/bds _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
