When you are out of conversions you can buy them directly from here using PayPal / Credit card option or ask your local dealer for customized conversions offer
For each bought conversion (
Conversion can be used for export of drill guide (DG) or wafer (W) object to .stl format. For each conversion you get 1 model (M - conversion of any other than DG or W object) conversion for free.
Buy DG/W conversions here: