When repairing an older 4x4's bodywork, you'll occasionally find out that the path of least resistance to the repair is to remove and replace a body panel. This could be due to rust or severe damage ...

Hackaday reader [David] was looking for a cheap and easy way to spot weld copper tabs together. As he notes in his writeup, the properties of copper which are most enticing, such as high thermal ...

Joining one flat piece of metal to another flat piece of metal is a common requirement, but sometimes the choice of method lies open. For a case in point, please consider these two kitchen spatulas in ...

Anyone who has modified a car knows there are times when you need to drill holes in a firewall, or some other bulkhead, and other times when you'll need to fill those holes up. When Rerouting wiring ...

Having spent more than 35 years teaching the agricultural fraternity to weld, Derbyshire farmer Richard Archer knows a thing or to about joining bits of metal together. His welding career started in ...

I find myself in need of welding 40 18650 cells into a pack to rebuild a dead pack. It seems the normal method of doing this is spot welding the batteries together with thin nickel sheet. Does anyone ...

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 ...

When it comes to Saturday night race shops, a MIG welder is about as common as a front door. When it comes to TIG welders, it's a different story. Although they can be quite useful and capable of ...