Easy to Use: Simply swap out the existing orifices for the new and connecting to a natural source, to convert natural to, as done changing out all the orifices Make of brass, sturdy and, and designed to leakage, ensuring durability and reliability over time Uniform thread size and dimensions for all nozzles, with varying bore diameters This set is designed to provide a stable and stable supply, enhancing your cooking whether you ' re a professional or a passionate home cook Nozzles feature a flat top design, and the dimensions are clearly printed on the top or side