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. Nozzles feature a flat top design, and the dimensions are clearly printed on the top or side. 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. This set is designed to provide a stable and stable supply, enhancing your cooking whether you're a professional or a passionate home cook.