Before we even start this story, a little disclaimer: Yes, we know our test monkey should have on more than shorts and a T-shirt when welding. But Hank Van Gaale is one of those stubborn guys who fabs ...

Did you ever see a thin metal tab bonded to a battery terminal with little pock marks? That’s the work of a spot welder. Spot welding is one of those processes that doesn’t offer much in the way of ...

Making battery packs is a common pursuit in our community, involving spot-welding nickel strips to the terminals on individual cells. Many a pack has been made in this way, using reclaimed 18650 cells ...

This is a milestone for me: It's the 250th column since the start of the Professor Hammer series in 1995! One of the things I really enjoy is the follow-up I receive from readers, who often have some ...

After botching many welding jobs, I have established baselines for any weld I now attempt: 1. Clamp the pieces, then add more clamps. Professional welders can strategically spot weld pieces they are ...