That’s the work of a spot welder. Spot welding is one of those processes that doesn’t offer much in the way of alternatives; either one uses a spot welder to do the job right, or one simply ...

[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.

Step-by-step instructions ensure a spot welder is built for efficient battery pack creation, making it easier to solder 18650 batteries with precision and effectiveness, resulting in a high ...

Learn how to build a compact spot welding machine using a battery in this easy DIY tutorial. Spot welding is essential in various industries, including automotive, aerospace, and construction.