We used about four feet of 4AWG wire to build the spot welder in the photo. Other materials included scrap 2×6, 2×2, two copper screw type lugs, two copper welding cable lugs, two MIG welder ...

Or you can do what we do and drill small holes (about 3/16-1/4 inch in size) in one of the panels to re-create a spot weld or rosette weld with our MIG welder. With that done, clean the underlying ...

For a case in point, please consider these two kitchen spatulas in Figure 1 and Figure 2. Figure 1 One side of a pair of kitchen spatulas, one with two rivets and one with two spot welds. Source: John ...

and we often wonder how much real use they get other than “hey look I built a spot welder!”. I myself made one, but then ended up buying a professional one because it works better. Not ...

Pro Spot International has combined its new i5s spot welder with Universal Robots’ cobot technology for sheet metal joining applications. The Pro Spot i5s spot welder features a Universal Robots’ ...

But engineers must design drawings for welding with rules in mind. For sheet metals and plates, resistance spot welding remains a widespread choice for joining similar metals. It is inexpensive ...