Professional maintenance and installation tools: Special suitable for installation and maintenance of submersible pump line accessories kit, providing a simple, wind -proof and waterproof solution for disconnection maintenance Simple installation process: We simply explain to the simple splicing process; all users need a heat source like a lamp, or an electric used for wire heating, so as to achieve a relaxed DIY experience High -quality materials: Silver underground connector kit contains 3 seamless copper docking connectors; these connectors are 15 mm in length, 5.5 mm outer diameter, and inner diameter of 3.9 mm. Convenient packaging combination: This kit contains practical tool combinations; each solid packaging contains 3 underground joint kits and 10 thermal contraction pipes, providing a comprehensive on -demand solution for electric wire maintenance and installation. Efficient stitching is completed: When the tube shrinks and forms, the perfect seal process is completed when the sealing agent seeps out from , providing effective and easy -to -verify stitching, Manufacturer: Ounfhtrttk