I'd spend MY MONEY right now and buy them mate.. put the keeper of my money wont have it!

But when i'm aloud to buy , i'd be ok with this 3Nm CNC Stepper driver Kit - 3 Axis for CNC. | eBay but ask them to take one motor and driver out, or get the kit then have one spare , or one extra for when i buy a new mill then do that!