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Old September 9, 2020, 06:38 AM   #6
mehavey
Senior Member
 
Join Date: June 17, 2010
Location: Virginia
Posts: 6,150
Standard three wraps of wet onionskin (.002") paper will add 10-thou to bullet diameter.
You're going need a mould dropping at ~ 0.302 to start with.
https://thefiringline.com/forums/sho...61&postcount=7
Thicker paper/two wraps is problemmatic

Were I you, I'd consider that a 308 mould will probably drop at 310; PC it; then shoot unsized

Last edited by mehavey; September 9, 2020 at 06:44 AM.
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