Replacement tip for soldering stations type Luckey
Intended for soldering stations and irons with ceramic heater diameter of 4.0 mm.
The figure shows how to use a soldering iron with a Japanese WIT. Soldering Iron Tip made of brass more durable than copper, are well wetted solder becomes like copper "plasticine" when heated. Made in China is not, and me personally. Working temperature 250 - 300 С.