1) On the Weerg website within your user area 2) From the order confirmation email
1) In your user area under "Orders" you will find the history of everything you ordered, then click on the details icon of the relative row to access the specific information of the parts ordered.
Once on the details page, by clicking on the preview image of your part, you can review it in 3D view, and if it does, consult the characteristics of the holes or shafts (only for CNC parts).
2) The order confirmation email you received contains all the details of the parts ordered.