[COST-EFFECTIVE COOLING] Save over 80% in coolant processing, providing effective cooling comparable to traditional methods. Kit De Nettoyage Efficace CNC Mist Coolant Lubrication Spray System Efficient Cleaning Kit Système Brumisation Refroidissement Cnc [EFFICIENT CLEANING] Easily solve water problems and clean up effortlessly. Spec:Description:Engraving machine spray cooling,Special design,direction of rotation,easy to operate. Standard fixing device,fine spray port, long life.