Switching to Brass Tubing Will Bring You More Merits
K & S 9217 Round Brass Tube, 1/2" OD x 0.029" Wall x 36" Long, 4 Pieces, Made in The USA: Metal Industrial Wall Tubing: Amazon.com: Industrial & Scientific
1" Brass Tube Fittings - HardwareOutlet
uxcell Brass Tube, 2mm 3mm 4mm 5mm 6mm 7mm 8mm 10mm OD x 0.5mm Wall Thickness 300mm Length Seamless Round Pipe Tubing, Pack of 8: Amazon.com: Industrial & Scientific
Brass Tubing: Know Its Various Applications and Unique Properties
Brass Tubing Packs for Small Hole EDM -Single Channel