This was how it's made:
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the longer a piece you get, the more pipes you can make
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I think I may have to fashion a drill from a piece of coat hanger wire...
Cut a length of straight steel wire.
Cut one end to a fairly well centered point.
Hammer the point to flatten and thin it a bit.
Grind edges on a stone or concrete surface.
Pass down the length of the pipe stem and twirl with fingers to drill through intermediate node blocks.