50ml New Stainless Steel Watches Metal Welding Flux Soldering Agent No-clean

Label:Yes Can't be used to welding aluminum alloy. Use alcohol to clean the area before welding. Suitable for welding galvanized stainless steel sheet, nickel, copper, iron and other metal. Fast welding, quick effect, non-toxic and environment-friendly. Can be applied to various stainless steel products, batteries, watches and clocks, precision parts, toy model, medical devices and so on. size:3.5*9.5cm Package includes:1 bottle* 50ml Soldering Agent How to use: 1. Drop a drop of solder at the place to be soldered. 2. Use soldering and soldering iron soldering to play the role of soldering.