Originally Posted by zippyhuntin
My box of Rem. SPP say that they can't be used in 40 S&W, and even in 9mm I've had a couple that pierced. I switched to Win. and haven't had any problems.
I have heard this, but only have exp with the large rifle & pistol in RP.
"Given adequate penetration, a larger diameter bullet will have an edge in wounding effectiveness. It will damage a blood vessel the smaller projectile barely misses. The larger permanent cavity may lead to faster blood loss. Although such an edge clearly exists, its significance cannot be quantified".