How to Mark Nozzle Center on Horizontal and Vertical Pipe

How to mark the nozzle-cetner on a horizontal and vertical pipe.How to mark the nozzle-cutter on a horizontal and vertical pipe.How can I mark the nozzle-cutter on both horizontal and vertical pipes?What is the procedure for marking the nozzle-cutter on a horizontal and vertical pipe?How can you mark the nozzle-cutter on a horizontal and vertical pipe?How to identify the nozzle-cutter on both horizontal and vertical pipes.What are the steps to mark the nozzle-cutter on both horizontal and vertical pipes?

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Pls make video on gad dwraing