Cartridge : Winchester 230gr SXT (Load # S45) Firearm : Recoil-operated handgun with 5.0" barrel length Calibration : All depths corrected (From 9.0cm and 545 ft/sec) Shot 1 : Penetrated 13.1" and exited side of block. Not recovered. Shot 2 : Penetrated 13.7" and expanded to 0.706" diameter. Shot 3 : Penetrated 13.1" and exited side of block. Recovered diameter 0.696" Shot 4 : Penetrated 13.2" and expanded to 0.697". Average expanded diameter was 0.700" SXT average impact velocity was 849 ft/sec.