On 1 August 2017 at 19:35, Ken Strauss <ken.stra...@sympatico.ca> wrote: > The beauty of boring is that it produces a > round hole! The cheapie boring heads are hard to adjust but not too bad if you > work slowly.
Maybe make a special boring tool from one of these: http://www.ebay.com/itm/KENNAMETAL-BORING-CARTRIDGE-E102AP-WITH-MICROMETER-ASSEMBLY-/201886436214?epid=1124654255&hash=item2f015e8b76:g:H74AAOxyMxpRtkU8 (this being what they are for) and http://www.ebay.com/itm/CAT-40-BLANK-2-492-DIA-X-4-1-2-LOC-2548-/262488183832?hash=item3d1d83d418:g:FlEAAOSwmtJXZEAl (which looks like a bargain to me) -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, daredevils and lunatics." — George Fitch, Atlanta Constitution Newspaper, 1916 ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
