GN 480.7 hose adapters can attach e.g. air nozzles or coolant nozzles and their feed pipes with clamp mountings and hold them in position.
The d2 / d3 thread and barbed fitting diameters are compatible with the most common bolt and internal hose diameters. Hose lines are attached to the barbed fitting with suitable hose clamps, securing them against slipping off.
Stainless steel, European Standard No. 1.4301 (AISI 304)