[High Quality Material]:This fiber welding nozzle kit is made of high quality copper material, which is robust, and to high temperature and . Not easy to break, reliable quality and long service life. [Multifunctional Laser Welding Kit]: This fiber laser welding nozzle kit is specially designed for laser welding , and M16 laser welding nozzles kit includes a variety of welding accessories, which makes it an excellent accessory for your laser welding machine. High quality copper material, good heat dissipation, fast welding speed [Portable and ]: This fiber laser welding nozzle light and small in size, easy to carry and store, and very suitable for welding work anytime and Cutting Nozzle*5pcs, Weight: 0.22266688462 pounds, Manufacturer: Wesafrae