Metric Tube (mm) Item No. Tube ΦD BPP 04 4mm BPP 06 6mm BPP 08 8mm BPP 10 10mm BPP 12 12mm BPP 14 14mm BPP 15 15mm BPP 16 16mm Inch Tube (inch) Item No. Tube ΦD BPP 5/32 5/32″ BPP 1/4 1/4″…