position cleaning, reduce dust to , turn dust into easy-to-clean water, use the least water to clean up the dust, cleaning effect, keep the element's face clean, and machining accuracy and processing efficiency.fix the sprayer on the machine with the fixing bracket, then put the water pipe through the nut at the tail of the sprayer, insert and tighten it. Then, you can working without dust blocking your .Suitable pipes with an outer diameter of 6mm/0.23inColour:Photo ColorMaterial:plastic+copperPackage Contents:1 x Universal water nozzle1 x 5M water pipe1 x Universal jointOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.