Thread taps are an essential part of any mechanic’s toolbox-- mostly because, well, you will ruin some threads. Or, as is the case for YouTube user This Old Tony, you’re fabricating parts from scratch ...

I quickly calculate proper tap-drill diameters using this simple formula. Tap-drill diameter equals nominal diameter minus thread pitch. I quickly calculate proper tap-drill diameters using this ...

WALTER USA launched the TC130 Supreme tapping tool with a new, patent-pending geometry for improved surface quality even when threading large batch sizes. Straight grooves produce short, controllable ...

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