156$ for 1m of pipe!?
For reference I paid, with VAT ~65EUR ~75USD in Portugal, for:
4m of 25×1,5mm SS pipe and
3m of 25mm SS rod.
All AISI 304L
This project shows how this world would be easier with standard measures. Sure the author has a lot of extra work, even with parametric modeling software, that could be used for innovation!