[DOUBLEJK]

Put one bullet of your known hardness with a test bullet base to base and squeeze them in a vise then measure with good dial calipers for OAL the shorter bullet is softer.

 

[DOUBLEJK]

Buffalobob
 Thats neat, a lot better than just knowing softer or harder. I plan on giving it a try. I'll finally know what BHN my homebrews are!!
Thanks