9mm vs 10mm vs sheet metal
This video compares the penetration capabilities of 9mm and 10mm ammunition through 24-gauge sheet metal. The 9mm round, fired from a Glock 17, penetrated 11 sheets, while the 10mm round from a Glock 20 penetrated 14 sheets. The test highlights the significant difference in power and penetration between these two popular pistol calibers.









