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 Work pressure is about 1.5 to 2.5 bar, and it can achieve an ideal cleaning effect Water consumption is very low, which greatly reduces the cleaning cost These cleaning spray balls are designed for self-cleaning and self-lubrication, helping clean the rotating nozzle and lubricate the bearing during operation, ensuring longer service life and meeting sanitation requirements. They are mainly used in small and medium-size tanks, barrels, tanks, reaction kettles, and equipment chamfers of tank containers 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) 1 kilogram-force = 1 bar = 0.1 MPa = 14.5 psi 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, so the item color displayed in photos may vary slightly from the real object. Please take the real item as standard.