.38 RN Hard Cast Lead Bullet | ![]() |
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Caliber: | .38 | |
Weight: | 158 grains | |
Style: | Round Nose | |
Lube: | High temp wax based lubricant | |
Comp: | 92% lead 6% antimony 2% tin |
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BHN: | 18 | |
Mold: | Magma Engineering |
* BHN - Brinell Hardness Number range 6 to 40. Pure lead is between 4 to 5 BHN.
A hardness of 18 is considered optimal for hard cast bullets.