I finally got my deep hole drilling to stop breaking tools

I was working with stainless steel and my drill bits kept failing. After some trial, I switched to a peck cycle to clear chips better. How do you handle deep drilling on tough metals?

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3 Comments

william_wood6mo ago

Tool coating choice affects breakage more than you might expect.

6

quinnbailey6mo ago

Found that out the hard way when my old uncoated blade snapped...

4

piper_murphy596mo ago

Always thought coatings were overkill, but @quinnbailey proved me wrong.

5