This caulking applicator extension is crafted from sturdy plastic, offering durability and reliability. Its ability to convert internal threads to external threads makes it a versatile tool for various caulking tasks. Ideal for reaching tight spots, it ensures a smooth and professional finish on all your sealing projects. Features -Color:Blue -Material:Plastic -Size:11.30X1.36X1.36cm/4.44X0.53X0.53in -Convenient use: simplifies the caulking process, enhancing efficiency and saving time and labor costs. -Thread conversion adapter: equipped with an extended adapter for converting internal to external threads, suitable for different caulking machines. -Accurate glue flow: ensures a tight connection between the nozzle and tool, providing consistent glue flow for precise application and less waste. - construction: offers a long time use with high reliability, making it a choice for various tasks. -Wide range of uses: suitable for applying glass glue, metal glue, plastic glue, and more, widely used in construction, renovation, and automotive repair Package list: 2 x glue tool nozzles