.357 Rem Max (.357 Remington Maximum) Handgun Cartridges

This cartridge was announced as a joint venture between Remington Arms Co.and Sturm, Ruger and Co. It is a .33 inch elongation of the .357 Magnum case. The first handgun to chamber the round was the Ruger Blackhawk. The cartridge was conceived primarily as an ultra-velocity, flat-trajectory silhouette cartridge, but also became popular for hunting small and medium sized game.

.357 Rem Max (.357 Remington Maximum)

**See below for further reference regarding the power rankings listed in the tables above:

MV-Muzzle Velocity
Muzzle velocity when fired from a typical handgun. Measured in feet-per-second.

ME-Muzzle Energy
Muzzle energy when fired from a typical handgun. Measured in foot-pounds.

PF-Power Factor
In shooting competition the Power Factor is used to determine the competitive division in which a particular handgun/cartridge can be used. A simple calculation of the bullet's mass times its muzzle velocity.
PF = bull. mass x muzzle vel.

TKO-Taylor Knock Out Formula
Developed by big-game hunter John Howard Taylor in the 1940's. Calculates the relative effectiveness of bullets for hunting game.
TKO = (bull. mass x muzzle vel. x bull. dia.)/7000