There is an old saying that if the only tool you have is a hammer, everything looks like a nail. Imagine that you are tasked by your employer to de...

As coating technology improves to handle harsher conditions, cutting tool manufacturers are faced with new challenges during the resharpening process.

Most of you are excused for missing the attempted humor in the above headline. So, I will violate the first rule of comedy and explain the joke. An...

Designing gears is somewhat of a mathematical puzzle. You have lots of interconnected factors to play with in hopes of finding the “best” overall s...

Worm gearing has long been a big part of the mechanical world. If you work in the gear trade, “civilians” will rightly expect you to know things ab...

How did that over pin calculation work out? My congratulations if you managed to work your way through it without tearing your hair out. Guess what...

Why did something as simple as a standard tooth form fail to get traction? While the old joke about the number of opinions at any meeting of engine...

There is no “gear expert” merit badge for you to earn. I have posted before about the limited amount of gear education included in the standard eng...

Spur gears have been around “forever.” That ancient astronomical device recovered from the Mediterranean Sea a few years ago shows the antiquity an...