Material: Stainless steel hose is more to high temperature, 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 directly sealed inside the pipe, and it not leak at the contact when bent at . The air flow and volume are adjustable, which is 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 processing Colour:As Shown Material:Stainless steel Package Contents: 1 * Universal cooling sprayer 1 * 1.5m hose Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.