On 10 June 2012 19:52, gene heskett <ghesk...@wdtv.com> wrote: > Imagine my surprise when that grade 8 bolt carved like butter, both with > carbide inserts and with HSS tool steel, leaving a mirror-like finish.
I was just sent this link, which is truly fascinating: http://youtu.be/mRuSYQ5Npek It shows how bad finishes can sometimes be formed due to material rolling under the cutting edge, and it is also fascinating how much of the time the effective cutting edge is made of the material itself. -- atp If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
