Dimensions(mm)
A: Connecting thread(tap side) F 1/2
B: Connecting thread(shower side) F 1/2
C: (Cone diameter) Φ 23
G: (Functional dimension on seal depth) 8.50
I: (Tread undercut) 1.5
K: (Total length of cone nut) 28-30
L: (Total length of hose) 1500
D: (Outside hose outer diameter) Φ 13.8+0.1/-0.1
D1: (Inside hose outer diameter) Φ 9+0.1/-0.1
D2: (Inside hose inner diameter) Φ 7+0.1/-0.1

Materials
[1] Inside hose material PVC or EPDM
[2] Outside hose material Brass with chromium-plating or Stainless steel