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?

3 comments

3 Comments

william_wood16d ago

Tool coating choice affects breakage more than you might expect.

quinnbailey16d ago

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

piper_murphy5914d ago

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