Feature:1. ENOUGH TO USE: Package contains 1 can of rosin. A total of 40grams. Sufficient capacity for your use2. NON CORROSIVE INSULATION: Rosin does not conduct electricity under dry conditions and has good insulation, which is not corrosive to metal materials such as circuit boards3. OXIDATION RESISTANT AND NON DUMPING: Solder flux can resist oxidation on the solder iron head of the gold copper alloy substrate. The product is semi solid, not easy to dump4. STRONG APPLICABILITY: Rosin soldering paste is suitable for welding instruments, gold, copper, tin, iron and other metals. Ideal for electronic welding, repair and rework5. EASY SOLDERING: Rosin soldering paste is less corrosive to IC and PCB, climbing tin fast, support quick cleaningSpecification:Item Type: Solder FluxProduct Material: ResinRosin Content: 40 g / 1.4 oz(approx.)Application: Welding instrument, gold, copper, tin, iron and other metals. Electronic welding, repair and rework.Package List:1 x Solder Flux