Video: 40 S&W vs. 357 Sig vs. 9MM vs. 45 ACP (Part 2) (FMJ Aluminum Test)

Penetration test between the 40 S&W, 357 SIG, 9MM, and 45 ACP.

Firearms used: M&P 40 Pro series. 4.25" barrel M&P 357 4.25" barrel M&P 9 4.25" barrel M&P 45 midsize 4" barrel

Ammo used: .40) WWB 180gr fmj 357) WWB 125gr fmj 9mm) WWB 115gr fmj .45) WWB 230gr fmj

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