200 soldering tips/solder bit are lead free with long life span, and it can reach to 20000-30000 soldering points. Model Name ... : 200 soldering tips/solder bit Product range: 200-B,200-BF2,200-LB,200-SB,200-S4,200-0.8D,200-1.2D,200-1.6D,200-2.4D,200 ... ,200-0.5C,200-0.8C,200-1C,200-1CF,200-1.5CF,200-2C,200-2CF,200-3C,200-3CF,200-4C,200-4CF,200-5C,200-5CF,200-S10,200-S11,200-I,200-SI,200 ...