Hellow guys, Welcome to my website, and you are watching 알루미늄 백 용접 영상입니다 (back-welding of aluminum)#용접 #welding #티그용접 #알곤용접 #back-welding of aluminum#정우씽씽. and this vIdeo is uploaded by 정우씽씽TV at 2022-04-09T05:16:44-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
