T2 copper pipe tube outer diameter 5.5mm wall thickness 0.25mm 0.5mm 1mm inner 5mm 4.5mm 3.5mm Capillary Hollow copper tube

T2 copper pipe tube outer diameter 5.5mm wall thickness 0.25mm 0.5mm 1mm inner 5mm 4.5mm 3.5mm Capillary Hollow copper tube

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