10 PCS 900M-T-SK Narrow Tool Bit Lead-free Electric Welding Soldering Iron Tips, For 900M-T-SK Solar 40HQ: 1124 cartons * 32

40HQ: 1124 cartons * 32 pcs = 35968 pcs

1 x Bullet

The lens protective film is suitable for Insta360 GO 3S camera lens

Lining material: polyester

Lens cap anti-loss lanyard x 1

10 PCS 900M-T-SK Narrow Tool Bit Lead-free Electric Welding Soldering Iron Tips, For 900M-T-SK Solar 40HQ: 1124 cartons * 32Use 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