Quote Originally Posted by JAZZCNC View Post

However back to the cooling, like Neale says don't overthink this one as it doesn't need any fancy cooling system. Every machine I build uses a WC spindle and all of them bar 5 or 6 have had 20Ltr tubs of water located either under the machine or on the floor using a 24Vdc pump with head height of 7-8mtr.
For a second I thought you meant 7-8mtr tall CNC machine.

But going by your comments of your spindle not needing much cooling, isn’t your 20ltr tub of water overkill?