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4 bore IS quater pounder..... 8 bore will be 8th pounder and a 12ga is a 12th of a pounder.........4 bore = 4 pure lead balls of BORE diameter =1 LB
WHEN MEN WERE MEN.....

with the set of LEE spoons it has a chart with a whole raft of powder types and what weight each volume of spoon SHOULD throw.....so far its been pretty darn close.

you CAN pull projectile with pair of vice grips if YOU ARE CAREFUL you wont damage projectiles at all...put in shell holder and lift ram so projectile sticks out top of press frame,gently grip...

the LEE spoon set was one of my last purchases...and wish Id done it sooner.....really AWESOME for trailboss loads,cause you loading by volume not weight to begin with.....

Ive only recently got a trickler...for years Ive used the side of teaspoon held over pan and tapped thumb knuckle of holding hand with other hand..it works in similar fashion and dead easy for a half...

swap electronic for balance beam and thats pretty much what Ive used for 30 years