10mm vs. 40 S&W: Which Cartridge Reigns Supreme? A Detailed Comparison
A Look Back Through Time The journey of the ten-millimeter Auto began in the early nineteen eighties, born from a desire for a cartridge that offered significantly more power than the standard nine-millimeter Luger. The late Jeff Cooper, a prominent firearms instructor and writer, championed the concept. The cartridge emerged from the collaboration between the … Read more