Undoubtedly! The difference is subtle between the two bits but important.
Yeah. I've worked in various technology jobs for years, both in mechanical and IT/electronic stuff. My young boy is a machinist and quite a welder, also very good with computer stuff. Maybe in this case they used a Titanium Nitride coated bit but a Titanium Aluminum Nitride bit would have been better. Or plain Cobalt. Maybe the ones who weren't successful lived south of the equator and did not use a left-hand twist drill? Ooh. We have to be globally aware when we post stuff.