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 ...

Once in a while there comes a time that you need a tool for one specific job. In these cases, it doesn’t make much sense to buy an expensive tool to use just once or twice. For most of us, Spot ...

The Mechanic's Crazy Idea — Amazing inventions and tips with scrap materials Instead of letting worn-out tools rust, this diy invention shows how simple modifications can unlock new functions, ...

When it comes to making changes to or installing new parts on a pickup, "bolt-on" simplicity is preferred by most truck owners who take on such projects themselves. As we saw at the 2021 SEMA Show, ...

For sheet metals and plates, resistance spot welding remains a widespread choice for joining similar metals. It is inexpensive and the resulting joints are strong and reliable. That’s why resistance ...