About this item Made of stainless steel, durable and long service life Small size, convenient installation, both internal and external surfaces are polished well The largest cleaning diameter reaches 1 to 6 meters, and the rotary type can rotate 360 degrees for spraying Operating pressure is about 1.5 to 2.5 bar, providing effective cleaning performance Low water consumption, helping reduce cleaning costs These cleaning spray balls are designed for self-cleaning and self-lubrication, cleaning the rotating nozzle and lubricating the bearing during operation, ensuring extended service life and meeting sanitation requirements Ideal for cleaning small and medium-sized tanks, barrels, reaction kettles, and equipment in pharmaceutical, food and beverage, and chemical industries Specifications: Material: Stainless steel Thread Connection: 1/2" BSP Thread Inner Diameter: Approx 1.86 cm Clean Area Diameter: 1 m to 6 m Type: Fixed, rotary (optional) Size: 10.2 x 3.5 cm / 4 x 1.37" (rotary) Color: Silver Package Includes: 1 x Spray Ball Note: 1. Please allow 1-5 mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated the same, item color displayed in photos may vary slightly from the actual product. Please refer to the actual item as the standard.