Many thanks to Cor-Bon for providing the ammunition used in this test. Cartridge : 110 grain Cor-Bon DPX Firearm : .38 Special revolver with 1 7/8" barrel length. Calibration : 9.0cm and 581 ft/sec impact velocity. Shot 1 penetrated 14.2”. 0.482” average diameter. Impact velocity was 1069 ft/sec. Shot 2 penetrated 13.1”. Bullet partially expanded to 0.429” average diameter. Impact velocity was 1013 ft/sec. Shot 3 penetrated 12.6”. 0.487” average diameter. Impact velocity was 1065 ft/sec. Shot 4 penetrated 13.3” and exited the side of the block. Bullet was not recovered. Impact velocity was 1072 ft/sec. Shot 5 penetrated 12.6”. 0.498” average diameter. Impact velocity was 1083 ft/sec. Talk with other shooters about this test on The High Road.org : www.thehighroad.org