Pulse Arc Permanent Jewelry Welder

This 100A pulse arc welder is specially designed for permanent jewelry welding, ideal for seamless rings, bracelets, chains, and delicate jewelry joints (0.5mm–4mm caliber).Not suitable for thick metal bars or drilling

Comes with all essential spot welding accessories. Argon gas is optional—works perfectly without it. Includes 10 tungsten steel welding pins + 4 copper collets (different sizes). Pro Tip: Sharpen pins with a grinder before use and install with the tip facing outward for optimal precision.