5.56 vs 5.45x39 On Mild Steel: NOT So Similar After All?

In today's video, we will be comparing the performance of the 5.56x45 (5.56 NATO -using 55 gr FMJ and M855) and the 5.45x39 (using 60gr FMJ and 7n6) on mild steel. Testing was setup at 50 yards using A529 gr 55 mild steel. Thanks for watching!

Testing: 2:20

*These tests are meant for entertainment and educational purposes only. Shooting steel can be dangerous, so do not try any of these tests at home!
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