Depends what ‘best’ means to you. Your title says ‘blow up’. You haven’t seen explosive until you’ve hit a pdog with a 36 gr Barnes Varmint Grenade. I also like the 40 gr Noslers. Those little suckers are very flat shooting at 3800 fps out to 400 yards and really unzip varmints; more so than the heavier bullets are within that distance. Beyond that I usually switch to a 22-250, Swift, or 6mm since they buck the wind better.After looking at 223 bullets it seems the 53gr Vmax is the best bullet for PD.
- Explosive
- High BC 2.90 vs just 2.00 for the 40gr
- Wind drift and drop 16" or so at 400 yards
But I don't get why people are using 1/12 twists with them. I checked them out they have the length of a 60gr bullet longer than 55gr
53gr Vmax - .829"
55gr Vmax . .813"
55gr FMJ .735"
You can't go by weight alone its the shape and the 53s are longer. They look to be best stabilized in 1/9 to 1/10 twist.
Wonder how fast they can be pushed in a 24" barrel 223 bolt? 3600 fps?
Another ‘best’ for me is accuracy. If the load doesn’t shoot well, it’s worthless IMHO.
I’ve only tried the 53 gr Nosler Varmageddons, though it’s similar to the Vmax. 3300 fps is a lot more realistic than 3600 in a 24” barrel. My 223s have 1:9 or 1:10 twist barrels (except for my Cooper which is still 1:12). They handle the lightweights up to the heavier 69 gr SMK just fine.
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