Back when I was a Catholic-school kid in northern Wisconsin, my school lessons briefly focused on the metric system. This was ...

Thomas SvedaCharleroi, Pa. When metric threading on an English lathe, I can not use the thread dial to pick up the metric thread lead, and it is not always practical to keep the half nuts engaged at ...

This article was updated Jan. 17, 2023. It was originally published Oct. 21, 2004. Using the correct thread is critical for proper mating and replacing hydraulic fittings. First and foremost, it is a ...

Despite being standardised in the late 1800s, BA threads, the British Association threads used in old electrical equipment, including vehicle magnetos, are based on the metric system. A BA0 bolt has ...

In the process of the “custovation*” of a well used — and possibly abused — motorcycle, you’ll eventually be dealing with threaded hardware replacement. More often than not the decision will be what ...