https://www.youtube.com/watch?v=IxbHoB_ytZs
Check this video out...
It has a custom case expander funnel for the Dillon 550b.
I just got one and for 358 diameter 9mm cast boolits there is no goin back
I found the guy on EBAY.
His outfit is GS CUSTOM.
My next expander is an M type die for a 300 Blackout.
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