PROFESSIONAL TOOLS -- This welding torch has high precision and sensitivity, the standardized design ensures thread tightness. Designed to have the same form, fit and function as the original part, can be a direct replacement for the broken or worn one MATERIALS -- This welding torch is made of brass. , rustless, with good wear resistance and high temperature resistance. The surface coating treatment makes the hand delicate and comfortable. Manufactured under strict quality control standards, the improved design can extend the service life. PRODUCTION GUARANTEE -- From the purchase of the original materials to the factory inspection of the products, inspections should be done at each stage, and each stage has a record. The records of each product production quality control link are traceable, and unqualified parts are never allowed to enter the next process, so that each factory product is qualified.