? Soft pipe: polyurethane

? Sealing Ring: Silicone Rubber

? One-button zero-return pressure relief without pulling screw rod;

? Safety protection measures to effectively avoid disconnection of equipment during operation and ensure smooth operation;

? The needle barrel has good sealing property and simple and safe assembly;

? Fixed design of clip-on pressure gauge to ensure product quality stability;

? High precision dashboard, timely response to pressure changes;

? It conforms to ergonomic design, is easy to grasp and operate.