92 gr. solid copper / lead free projectile - 14-17 of Penetration - 6.5-7.5 Diameter Spread - 2 Groupings at 25 yrds - 1400 FPS average (+/- 10%) - 9 Separate Wound Channels - Precision Machined - Solid copper / Lead Free - Maximum expansion through light or heavy clothing as opposed to other self defense rounds that do not expand at all.