Neiko Pro 03347B 4-Piece Double Head Offset Flexible Flare Nut Wrench Set - SAE 4 PC Double Head Offset Flexible Flare Nut Wrench Set, SAE Chrome vanadium Traditional flare nut wrench and crowfoot function Use a flexible crowfoot wrench in hard-to-reach areas at up to 110 degrees Suitable for all hydraulic, fuel, oil brake, A/C, O2 sensor and air line work