The Spyderco Endura 4-Blue FRN/K390 (C10FPK390) combines a lightweight, fiberglass-reinforced nylon (FRN) handle in a striking blue hue with the exceptional cutting performance of Bohler-Uddeholm's K390 MICROCLEAN tool steel. This knife boasts a full-flat grind blade that provides superior slicing capabilities and edge retention. The sturdy back lock mechanism ensures safe and reliable operation, while the four-position pocket clip allows for customized carry. The Endura 4 remains a popular choice for everyday carry, offering a blend of durability, functionality, and Spyderco's renowned quality.
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