# Recommended hose sizes

Make sure that all connections, adapters and couplings exceed the recommended minimum inner diameter, corresponding to the recommended hose size of the tool. Refer to the examples in the table. Recommended hose size for a specific tool is found in "Technical specifications" in https://servaid.atlascopco.com

Recommended hose size | Minimum inner diameter for all couplings and adapters
--- | ---
8 mm | 7 mm
10 mm | 7 mm
13 mm | 9.4 mm