Appli Parts Mini Tube Cutter for Copper, Aluminum, steel, PVC and other soft metal pipe from 1/8 in to 7/8 in (3-22mm) for Professionals and DIY applications APT-TC128
PTFE tube 20mm x 22mm - PTFE Tube Shop
Plastic Pipe Rigid Tube 0.67"(17mm) ID 0.78"(20mm) OD 9.6"(245mm) 3pcs - Clear - On Sale - - 36760387
Amazon.com: uxcell Silicone Tube 17mm ID x 22mm OD 3.3' Flexible Silicone Rubber Tubing Water Air Hose Pipe White for Pump Transfer : Industrial & Scientific