I dont have one either.... A friend a mine has one... so if im unsure I have to take a sample to him.... Guess I should get one also... cept for now I only use straight wheel weights..and I know they are ok for hardness.
Desert Eagle Alliance Group Launcher Extraordinaire ______
----Get Busy Live'n.....Or....Get Busy Die'n......Red
-------They call me Dr. Bob,,,, I have a PhD in S&W