Features: 1、Eco-friendly Materials: All ST series soldering pen's tips made of Eco-friendly and lead-free materials, harmless to human. 2、Compatibility: The soldering iron tip compatible with TS100/TS101 mini pencil soldering iron,or other DIY soldering station which meeting the parameters of pinecil soldering pen. 3、Smooth Soldering: Fast heating,our TS100 series thermostatic soldering tips will instant return to operating temperature,ensures smooth soldering,it greatly reduces waiting time and improves the soldering efficiency. 4、Easy to install: The soldering tools are incredibly easy to insert or dial out，plug and play，convenient and fast. .
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