Contains more useful features per square inch than any other sharpener in the world Ultimate in portability and versatility Just clip the carabiner on your keychain or pack and you&';re ready to hit the open road or the dusty trail This knife sharpener contains more useful features per square inch than any other sharpener in the world. Featuring a carbide knife sharpener, two screwdrivers (one flat head, one phillips head), a variable hex wrench, a bottle opener, a pry tool, and a line cutter. The ultimate in portability and versatility: just clip the carabiner on your keychain or pack and you&';re ready to hit the open road or the dusty trail.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }