Originally Posted by
super_hunt54
Actually Grouse, I was told by a few here "in the know" that both the Lehigh CF's and these Barnes depend on hydraulic force rather than impact to open up. They said that aids in penetration and less likelyhood of "blow ups". The Hide and Bone knock the tip back and BEGIN the opening but the hydraulic force is what "flowers" it.
Not 100% sure what i shot the bloodline into but it was dry sand and did not fully open like the others.