Feature:1. Function: Fluid line stoppers can prevent liquid contamination or leakage during maintenance, and minimize the risk of using the hydraulic system during work.2. Easy to Use: Designed to preserve the integrity of hydraulic oil or fluid when repairing and changing vehicle plumbing systems. Easy to use and easy to operate.3. Seven Pieces Set: Our set includes four sizes of fluid stopper 1/2 inch, 3/8 inch, 5/16 inch and Banjo stopper, also with 3 yellow plugs, is enough for long term car maintenance.4. High Durability: The tool is made of durable ABS material, which is resistant to high temperature, high pressure, etc., and can be reused many times.5. Wide Application: The set is suitable for most models of pipe system maintenance and repair. It can be used to stop the movement of brake fluid, water, gas, chemical and other fluids.Specification:Item Type: Fluid Line StoppersMaterial: ABSSize: 1/2in, 3/8in, 5/16in and Banjo stopperFitment:For Brake Line Fuel Rail Hose A C Line and Banjo Fitting.Package List:1 x Fluid Line Stoppers Kit (7pcs)