Titanium Nitride by batfish

Titanium Nitride

Buy titanium nitride coated drill bits if you ever plan on drilling holes in metal. It makes a big difference.
Looks Grey Man has a busy day ahead of him.
September 26th, 2017  
Thank you GM - I shall remember that!
September 27th, 2017  
aha! I knew I was going wrong somewhere :)
September 27th, 2017  
September 27th, 2017  
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