Feature:1. FAST HEAT CONDUCTION: Soldering iron tips using copper as material, come with fast heat conduction, very practical2. SMOOTH AND EVEN SOLDER JOINTS: Come with high heat transfer, smooth apply and remove tin, stable performance, smooth and even solder joints after soldering3. STRONG VERSATILITY: Suitable for most 936 soldering iron stations on the market, with strong versatility4. LONG SERVICE LIFE: BGA soldering iron tips provide smooth soldering and desoldering, possess long service life5. CORROSION AND OXIDATION RESISTANT: Surface with electroplating coating, bring effective corrosion resistant and oxidation resistantSpecification:Item Type: Soldering Iron TipsMaterial: CopperTotal Length: Approx. 42mm / 1.65inWorking Length: Approx. 16mm / 0.63inHole Diameter: Inner Diameter: Approx. 4mm / 0.16in, Outer Diameter: Approx. 6mm / 0.24in.Package List:5 x Soldering Iron TipsNote:Pay attention to safety protection when using.