Hi, 

My current cad set up is quite basic with a keyboard (no number pad) and a standard style of mouse. 

I am looking at upgrading.

Two options I am looking at are as follows. 

1. 3d connection; cad mouse enterprise, cad mouse pro and number pad. (Expensive) 
2. Razor tartarus v2 & cad mouse pro. (Cheap)

For the most part, I would like to do away with the keyboard and only use it for typing letters.

This is obviously