Why I Finally Switched to Cryo Drill Bits
If you're tired of burning through standard cobalt or high-speed steel, switching to cryo drill bits might be the smartest move you make for your toolbox this year. I spent way too many years thinking a drill bit was just a drill bit. I figured if I bought the mid-range sets from the hardware store and used a bit of cutting oil, I was doing everything right. But then I started working with more stainless steel and hardened alloys, and suddenly, my "good" bits were turning into glowing red nubs faster than I could swap them out. ...