Yes looks like I might have make a Die to form as looks to be a tapered case. included photos. sure would like to know what this really is! My trimmed down rim to .620 is a really good fit. Factory shell would likely be a little smaller Diameter.[img]https://imgur.com/cKGBObv[/img][img]https://imgur.com/2zzpdNg[/img][img]https://imgur.com/oU2yVxi[/img][img]https://imgur.com/sly8lTE[/img][img]https://imgur.com/xpp3HZL[/img][img]https://imgur.com/1dEuUmC[/img]


William