Building yourself a DIY CNC machine? Well expensive electronics are no more!
Enter the grblShield. For $70 (including an arduino UNO) you get a 3-axis stepper motor controller!
Read on:
http://blog.makezine.com/arduino/grbl
https://www.synthetos.com/webstore/i...nc-shield.html
I'm going to get one of these for my DIY ShopBot-esque project my Dad and I are going to build.