Viper Katla Green Micarta Folding Pocket Knife V5982CGKatla, designed by Jesper Voxnaes, is a liner lock folding knife, Tanto profile blade, with a bevel of excellent cutting qualities thanks to Bhler M390 steel, hardened at 59 61 HRC. The rotation mechanism is by means of ball bearings and it can be opened with the thumbstud or with the very fast flipper. Katla is available in 11 versions, all with real bronze pivot ring and backspacer. Depending on the models, the blades have satin, stone washed or