Epoxy granite is your best bet, but what epoxy granite is the best? That’s the question [Adam Bender] answered in a series of experiments that resulted in a great-looking CNC machine.

Epoxy granite is an overlooked material when it comes to making home CNC builds. As far as time and money goes, when you add in all the equipment it comes out cheaper than an aluminum casting set-up.

But, being a naturally porous material, the tops need to be sealed with ... the event that your granite tops do get chipped, they can often be repaired using specialized epoxy resin in a matching ...