Federal is some of the cheapest brass made, terrible for reloading. WWB used to be pretty good, but seems to also suffer from poor mat'ls lately. As brass comodaties become more expensive, the quality of the ultra cheap stuff goes down. If you are using an addative in your tumbler make sure there is no ammonia in it, causes the brass to become brittle.
"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".