AG-HOSE/64 laser air vs AG-HOSE/85 chiller air Source-Date (SAST): 2023-11-16 Dest: both Review-after: 2027-02-28 Status: current Facts AG-HOSE/64: Φ6 mm PU/PE hose, inner diameter 4 mm, sold per metre, blue, for laser machine air. AG-HOSE/85: Φ8 mm PU/PE hose, inner diameter 5 mm, sold per metre, orange/black, for chiller air.