Clark Magnuson wrote in
:
So now I would want to drill a 1/8" hole in some kind of hard
stainless blade is .120" thick.
Can I just buy a carbide drill
http://www.use-enco.com/CGI/INSRIT?P...9499330&PMAKA=
317-5931 or a
http://www.use-enco.com/CGI/INSRIT?P...9499426&PMAKA=
317-6027
and drill a hole at 700 r.p.m with no coolant or cutting oil or
annealing?
I've had good luck with cheap masonry bits when I only needed to do a few
holes. (I convert old files into knives. grin)
Center punch and drill at ~1200 RPM.
What goes through un-annealed files should go through your blade.