Specifications: The wrench jaw is designed as a hexagonal shape, which is a better way to protecting the accessories and the hose ends. To wrap the wrench jaw with electrical tape is highly recommended, which would not only protect the fittings during the installation but also extend the service life of the wrench This wrench is designed for theses size: 3AN, 4AN, 6AN, 8AN, 10AN, 12AN, 14AN, 16AN Material: Made of premium quality T6061 Lightweight Alloy Aluminum Size: 7.2*2.7*0.5 inch/18.5*7.1*1.4 cm Condition: Brand new Type: Light V Bayonet Material: T6061 Aluminum Surface Finish: Electroplated Color: Black, Red, Blue Application: From -3AN to -16AN Advantage: Protect fittings when installation Package Included: 1 X Adjustable AN3-AN16 Aluminum Wrench.