●【HIGH QUALITY CR-V】: ARUCMIN flare nut wrench set is made of heat-treated chrome vanadium steel, which is stronger and more durable. ●【UNIQUE DESIGN】: The ends of open tubing wrench feature 15° offset design, which makes it easy to reach tighter places. The classic 6-angle design is more suitable for all kinds of hexagon accessories of automobile and pipeline. ●【MIRROR POLISH】: The brake line wrench set with mirror chrome plated surface to help resist rust and corrosion. Extend service life and exceeds ANSI standards. ●【ORGANIZER BOX】: The line wrench set is equipped with a tool box for easy organization and storage. Each wrench size is printed on the case for easy sorting. ●【12-PIECE SAE & METRIC】: SAE: 1/4 x 5/16, 3/8 x 7/16, 1/2 x 9/16, 5/8 x 11/16, 3/4 x 7/8 inch. Metric: 6x8, 9 x 11, 10 x 12, 13 x 14, 15 x 17, 16x18, 19 x 21 mm. Meet your daily work needs.