The kit arrived and here is a picture of everything received:

HobbyCNC Kit

Here is a close up of one of the motors:

Stepper Motor

And here is the board assembled (took about 1 1/2 hours):

Completed HobbyCNC Board

Now I need to hook it up to a PC and test it with a single motor. I can’t connect all three motors until I have built a 10A power supply. My current supply is only 3A so can’t safely drive more than one motor.