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COAL inconsistencies with Berger bullets #6331501 06/11/16 10:12 PM
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TackDriver Offline OP
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When I check OAL length, I used to seat a lightly seated bullet in a dummy round and chamber for measurements, but now I use a Hornady OAL gauge for more precise measurement. When I measure from the ogive of the bullet to the base of the cardridge, I use that measurement to make my OAL for my rifles. One question I have is, the meplat is inconsistent on Matchkings and Berger bullets. Does removing the meplat make your accuracy better since the nose is longer / shorter when the ogive of those loaded cardridges are the exact measurements? If cutting the meplat, will it have more drag on the flatter nose on the longer bullet than the shorter bullet which has a more defined nose when shooting extreme ranges?

Re: COAL inconsistencies with Berger bullets [Re: TackDriver] #6331525 06/11/16 10:27 PM
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Tipping the meplate will make them more consistent, and increase BC.

Trimming the meplate make them more consistent, and decrease BC.

The BC change either way is not huge, though.

Many go through this, but I've just let them be what they are. A project coming up with 140 gr Hybrids will be developing a great load, play with seat depth, get DOPE out to 800 yards, THEN load the recipe with tipped bullets to see if the tipping is worth messing with. That will only be if it shaves a couple tenths Mil off of 500 yards and beyond, and therefore shaving some wind hold off. If it doesn't significantly help BC, I am not going to mess with tipping.


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Re: COAL inconsistencies with Berger bullets [Re: TackDriver] #6331627 06/12/16 12:01 AM
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DStroud Offline
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Check page 2 bottom post. They were comparing 105gr Berger pointed vs non pointed.

http://www.predatormastersforums.com/for...7159&page=2

I know these guys and they are serious LR shooters. Now with that at The Brian Litz seminar he stated that some of the Berger's benefited from pointing while others not so much.
I know the new 183gr Sierra looks almost like it was pointed right from the box.


"Anyone taking up handloading necessarily plays with unknown factors and takes chances. But so does anyone who drives a car,goes to a cocktail party,eats in a restaurant,or gets married."

Jack O'Connor 1963
Re: COAL inconsistencies with Berger bullets [Re: TackDriver] #6332322 06/12/16 05:50 PM
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I read an article that said some of the matchkings are now being pointed at the factory. I know 107gr 6mm and 183gr 7mm. I can't remember the others.

Last edited by bo323; 06/12/16 05:57 PM.
Re: COAL inconsistencies with Berger bullets [Re: TackDriver] #6332334 06/12/16 06:00 PM
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