13:28

[Welding qualification] Basic grade. There is a gap. This method is also easy so please try it ♪

21:15

[Welding qualification] Basic classExplains tips to clean the appearance of arc welding

8:02

Few people know about 1mm welding

11:12

【被覆アーク溶接】いい例・悪い例で比較しながらコツ教えます！！

11:07

[Arc welding] Video to learn various weaving stick welding

5:57

これ見て解決！TIG溶接用タングステン電極の選び方

6:36

[Must-see for beginners. ︎] Simple arc welding start method ♪

21:00

溶接のやり方 続編「どの溶接機が良い？ 角パイプ溶接、穴埋め方法」