Dillon expander ball direction

[DukeConnor]

I broke a decap pin in my dillon .308 carbide die. When I replaced the pin I didn't note the direction of the expander ball. It looks directional, both sides are not identical.

Anyone have a photo or link ?
I googled and didn't find anything. Thanks.

 

[Hondo 60]

call Dillon.
Nice folks & they're very smart.