Yes, a spot welder can be used for jewelry manufacturing. In fact, it is a popular tool among jewelers as it provides precise and strong welds. Spot welders are especially useful for repairing delicate pieces or welding small parts together.
They can also be used for creating intricate designs and patterns. When using a spot welder for jewelry, it is important to have the appropriate safety equipment and to practice proper safety procedures.
With the right technique and tools, a spot welder can be a valuable asset to any jewelry maker's toolkit.