Small Boring tools
#6
(01-21-2017, 06:14 PM)f350ca Wrote: You drill the entry hole as you would for a boring bar first Mike, then go in with the end mill using only one flute. I've done this several times on tough material like stainless using carbide end mills. They seam to be less prone to chatter as well.
Along the same line, you can grind away three of the four flutes of a tap, then grind away all but the first couple of teeth then use it for single point threading and get full form threads.

Maybe I'm thinking about this backwards. 

So you put the workpiece on a lathe faceplate, and hold the end mill in the toolholder. Move the end mill into the work, pull it back, retract the compound a few thousandths, move the end mill in, rinse and repeat. Correct?
Mike

SB 10K (1976) Rockwell vertical mill (1967) Rockwell 17" drill press (1946) Me (1949)
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Messages In This Thread
Small Boring tools - by RandaB - 01-21-2017, 02:57 PM
RE: Small Boring tools - by TomG - 01-21-2017, 03:12 PM
RE: Small Boring tools - by wawoodman - 01-21-2017, 05:10 PM
RE: Small Boring tools - by EdK - 01-21-2017, 08:02 PM
RE: Small Boring tools - by f350ca - 01-21-2017, 06:14 PM
RE: Small Boring tools - by wawoodman - 01-22-2017, 01:12 PM
RE: Small Boring tools - by ieezitin - 01-22-2017, 07:34 PM
RE: Small Boring tools - by wawoodman - 01-22-2017, 08:21 PM



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