C series of high thermal efficiency soldering cartridge models include C105 cartridges for the NP105 and NT105 Nano Handpiece and tweezers, C245 Special Cartridges for the T245 Handpiece, C360 Tips for the Micro-desoldering Iron and C470 Special Cartridges for the T470 Heavy Duty Handpiece.
JBC Tools, www.jbctools.com