Material: Stainless steel hose is resistant to high temperatures and oxidation. Size: Plastic pipe length 1.5m / 4.92ft, diameter 4mm / 0.16in, air inlet port size: 8mm, cooling pipe length: 400mm. Design: Air is sealed inside the pipe and does not leak at the connection when bent. Airflow and volume are adjustable, making it easier to use under different processing conditions. Application: The atomized coolant lubrication system is suitable for CNC lathe, milling machine, grinding, drilling, boring, and tapping operations. Color: As shown. Material: Stainless steel. Package Contents: 1 x Universal cooling sprayer, 1 x 1.5m hose. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowance is +/- 1-3cm.