Cold Steel CSFL30DPLTBFZ: Built to be an everyday carry, Engage is an easy carrying folder with an ample 3\" 4116 stainless steel blade for superior toughness and edge retention. Featuring Cold Steel\'s patent-pending slide-action Atlas Lock that guarantees consistent, durable and reliable lockup, it\'s completely ambidextrous and fully capable to meet any task. The GFN handle is overbuilt to be resilient, and the black PVD stonewashed tanto blade allows for detailed and precise cutting.