
With a sub-2.5-inch CPM-M4 Wharncliffe blade and a Cobalt Black Cerakote finish that provides outstanding edge retention and strength, the Benchmade Full Immunity Folding Knife delivers small usefulness and ease of concealment. The blade has a hardness of 62–64 HRC, 0.09 inches in thickness, and a tapered, extremely-fine tip. With pivot washers and thumb studs for manual opening, the knife also incorporates a Crossbar Lock for safe locking. The 3.5" Crater Blue anodized aluminum handle scales are sturdy, and the 2.37 oz. steel frame/liner adds robustness. The supplied lanyard speeds up recovery from the pocket, and the knife is made to be carried tip-up in either the right or left hand. The 290BK model number belongs to the Full Immunity, which is built in the USA.
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