Computer Aided Design
Cnc Mill and Cad -Cam
    We have the latest version of Artcam Jewelsmith, this is a jewellery Design program that allows us to build your vision into a 3d model for viewing and milling. we also have and use Matrix. 
http://www.artcam.com/
I Have several informative How to Video’s at youtube some on milling and Artcam.
Some of these video’s are older and have me using a 3 axis machine, the machine and me have been upgraded to the 4th axis.
This one is the first of 2 on a scull ring .
http://www.youtube.com/watch?v=RDiXcQshxe4
Then part 2. http://www.youtube.com/watch?v=z0X6D6mZhEQ