[Aaron Christophel] has a battery spot welder that costs a not unreasonable 30 euros and can also be used as a novelty power bank. He subjects it to a test and teardown in the video below the break.

Microwave oven transformer spot welder builds are about as common as Nixie tube clocks around here. But this spot welder is anything but common, and it has some great lessons about manufacturing ...

Tools that fall into the former category and go a few steps beyond the average drill or sander are stud and spot welders, which Harbor Freight has a few of to consider. It's known that Harbor ...

Eastwood operates a small number of retail stores but its online marketplace is comprehensive, containing tools from most top ...

Aiyiti, Wurikaixi Zhao, Wanhua Lu, Bingheng and Tang, Yiping 2006. Investigation of the overlapping parameters of MPAW‐based rapid prototyping. Rapid Prototyping Journal, Vol. 12, Issue. 3, p. 165.

Conventional "resistance spot welding" melts the material to be joined ... By clarifying the relationship between "frequency and amplitude of vibrating metal plates" and "pressure applied from outside ...

Young people seeking a line of work with a living wage and job opportunities across the country should consider welding, a field that professionals say is both a science and an art. Welders ...

Have you ever heard the person who talks about the weather on TV say that the weather is going to be variable close variableA named piece of data (often a number or text) stored in a computer’s ...

Investopedia / Mira Norian A variable interest entity (VIE) is a legal structure in which controlling interest is determined by something other than majority voting rights. Controlling interest is ...

Commissions do not affect our editors' opinions or evaluations. A variable annuity is a way to get the stability of a traditional annuity product with the gains of an investment account—for a price.