Features 1、Innovative Open End Design: Featuring a double head design with an open end on one side and a flexible ratchet head on the other, our flare nut wrench is versatile enough to meet various needs. The ratchet design allows for easier tightening of nuts in confined spaces, making it suitable for intricate jobs in automotive repair. 2、Ratcheting Mechanism Advantage: Equipped with a ratcheting mechanism on one end, this tubing ratchet spanner minimizes the need to remove and reposition it when turning nuts, significantly reducing the effort and time required in tight spaces. With just a 5° swing arc necessary for the ratchet to engage, you can work faster and more efficiently. 3、Open Design: Transform your tool kit with our ratchet brake line wrench. Its open design allows effortless access to the most confined areas, outperforming traditional wrenches. Suitable for quickly turning hard to reach bolts, it ensures that no nut is beyond your grasp, enhancing productivity. 4、Rugged Construction: Made from excellent Cr V steel, this tubing combination wrench is robust enough for use on various automotive systems, including fuel, brake, and air conditioning lines. Its rugged construction ensures that it can withstand the rigors of professional use while maintaining performance over time. 5、Multifunctional: This oil pipe open ratchet wrench is specifically engineered for tightening closed end nuts in air conditioning and brake line systems. It effectively guards delicate copper nuts from damage during installation or repairs, ensuring the integrity and accuracy of crucial systems. Specification Item Type: Brake Line Wrench Material: Cr V Steel Specification: 12mm, 7in Application: Fuel, Brake, or AC Pipe Nuts Package List 1 x Brake Line Wrench