CRKT 2055 K.E.R.T. (KEYRING. EMERGENCY. RESCUE. TOOL.), keychain tool

The CRKT 2055 K.E.R.T. is a practical keychain tool with many functions. There's a bottle opener, a cutting hook, a screwdriver, an oxygen tank spanner and bit holder. Thanks to its compact size, you'll hardly notice that you have it with you. That is; until you need it. This tool is really handy in a pinch. We find the cutting hook ideal for cutting zip ties.