[John Welden]

Originally Posted by Andre' B It seems somwhat insane but you can get endmills well under 0.005". http://pmtnow.com/end_mills/tools/nano.htm

WOW, you can get .0002 endmills!

I should send them an email and ask for .0005 extended length rougher. I've got to hog out some big .003X.003 pockets.