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reloader28 · December 19, 2012, 11:38 PM

I always figured all jacketed bullets were bi-metal.
Copper jacket and lead core seems bi-metal to me.
I guess a cast bullet or solid copper bullet would be a uni-metal.

December 19, 2012, 11:38 PM	#5
reloader28 Senior Member Join Date: October 13, 2009 Location: nw wyoming Posts: 1,061	I always figured all jacketed bullets were bi-metal. Copper jacket and lead core seems bi-metal to me. I guess a cast bullet or solid copper bullet would be a uni-metal.