Twist drills do not make accurately sized or good finish holes; a reamer of some type is often used to cut the final size and finish. A reamer will not make the original hole; it will only enlarge a ...

Think you’re screwed with an iffy thread? The Clarke CHT308 Tap & Die Set will get you out of a cross-threaded hole.

Steel doesn’t hide your mistakes. If a cutter rubs, the sound turns shrill. If you linger on a thin edge, straw colors creep in and tell you exactly how hot ...

Discover the RTU Robotic Gaging Unit, an innovative automated system by New Vista that replaces manual thread gaging.

On Threads, the algorithm-configuration feature is tied to Instagram’s larger efforts to revamp its main app to emphasize Reels and recommendations. Instagram announced Wednesday that it will soon ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...