click this link for the best idea how to notching any size of pipe [ Ссылка ]
perfect na pag notching ng pipe na walang gamit na notching machine. sa paraang ito ay magiging malinis ang trabaho, mabilis, makakatipid sa welding rod, at makakatipid din sa kuryente..
pleas watch my video, like, share and dont forget to subscribe my youtube channel,, thank you
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