Features: Crafted from corrosions resistant copper, this internal thread pipe cap ensures exceptionally durability and leak proof performances in high pressure plumbing systems, ideal for both residential and industrial applications. Featuring precise engineered internal threads with smooth finishes, the cap creates seals on external threaded pipes, eliminating water leakage while enabling tool less installation for hassle less maintenance. Essential for plumbers, HVAC technicians, and DIYer homeowners, this versatile fitting serves as reliabled protective for exposed pipe ends in water supply networks, irrigation setups, and equipment maintenance projects. Perfectly suited for capping water heater outlets, securing shower connection, or modifying sink supply lines, its heat resistant copper construction withstands temperature fluctuations in hot/cold water distribution systems. The multipurpose design doubles as a pipe extension adapter, offering flexible configuration option for upgrading bathroom fixtures, commercial boilers, or industrial machinery piping layouts with lasting reliability. Specifications: Component: Copper Size: 22.95x10.92mm/0.9x0.42 Use scenario: Suitable for pipe configurations such as faucets and water distributors in the home, commercial and industrial fields. Package Includes: 2pcs/6pcs Brass Threaded Cap note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.