Smith and Wesson's 911 First Response Knife.
Widely considered a highly effective emergency tool, this knife features a 1/8"" thick high-carbon stainless steel serrated blade with screwdriver tip, easy-grip handle, solid tungsten carbide striker-punch to shatter windows and spring loaded trigger for high impact. Blade easily cuts thick seat belts. Includes a nylon carrying case with belt loop and clip. Length: 8"" open, 4.5"" closed. Designed by Blackie Collins.