The MILWAUKEE 6 Piece Double End Flare Nut Wrench Set offers the most visible sizes for easy identification with ink-filled size labels for quick distinction between SAE and metric sets. The slim profile open ends provide better access to hard-to-reach line nuts and hex bolt heads. The Comfortable I-Beam Handle Design allows superior user comfort, even while applying high torque. The 5-piece flare nut wrench set comes in a storage tray designed for low-profile, long-term storage to keep your tool chest organized. Milwaukee stands behind its products and offers a Lifetime Guarantee on all Mechanics Hand Tools.