EKA FireSharp. Ceramic/Carbide Knife Sharpener, Fire Starter & Morse Code Guide. 4 3/4" long x 1 1/2" wide x 3/8" thick. Black composition housing with beaded keychain. An innovative combination of two sharpener stages, fire starter and a morse code guide. The carbide blades produce a quick edge set, and the crossed ceramic blades complete the two step process with a razor sharp edge. The Fire Starter consists of a fold-out fire steel and a removable striker. Build a fire in any condition - wet or dry. Ideal for military, survival, hunters, fishermen, campers and numerous other outdoor activities.