35317Re: [MILL_DRILL] how to drill deep holes
- Feb 2, 2014With peck drilling on a lathe I've gone beyond the flutes with just a
bit of the shank in the tailstock chuck.
On 02/02/2014 04:55 AM, lists wrote:
> That is the normal procedure. When you've used your "long" bit you move to
> the "extra long" series.
> Interestingly, anything deeper than three times the drill diameter is
> considered a "deep" hole", though I think most of us would cheerfully
> drill almost to full flute depth without much thought.
Jerry Durand, Durand Interstellar, Inc. www.interstellar.com
tel: +1 408 356-3886, USA toll free: 1 866 356-3886
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