ITEM NAME:Mist Coolant Lubrication Cool Sprayer For 8mm Air Milling Machine; Lathe Pi X7Y5 Description&Preview.Mist coolant spray system. 1 x Mist Coolant Spray System. - Save 60-80% lubricants compared with the oldest lubrication tube. Air Pipe Interface Size: 8mm / 0.31in. You can follow below process to chontact us.