10 PCS 900M-T-K Tool Bit Lead-free Electric Welding Soldering Iron Tips, For 900M-T-K Water Bottle you can easily open the

you can easily open the back case of your watch

40HQ: 1194 cartons * 700 pcs = 835800 pcs

24-hour display

Carton Size 55cm * 55cm * 23cm / 21

10 PCS 900M-T-K Tool Bit Lead-free Electric Welding Soldering Iron Tips, For 900M-T-K Water Bottle you can easily open theUse and maintenance of iron head: 1. The soldering iron head is the heat conducting part of the welding table. It mainly consists of four metal materials: copper, iron, nickel, chromium and tin. Copper, as a heat conductor, is the main component of the soldering iron head. About 85% of the soldering iron head materials, copper has good thermal conductivity, which is conducive to the rapid heating of the soldering iron head. Good soldering iron heads