CPM SPY27 is a state-of-the-art powder metallurgy stainless steel that takes the time-tested performance of cobalt-enriched VG-10 and supercharges it with niobium, nitrogen, and increased volumes of carbon, molybdenum, and vanadium. Exclusive to Spyderco, this American-made blade material offers an exceptional balance of edge retention, toughness, corrosion resistance, and ease of sharpening. This remarkable expression of our best-selling Endura 4 Lightweight showcases the performance properties of CPM SPY27 with an ultra-keen, full-flat-ground blade. The satin-finished PlainEdge blade is paired with a lightweight fiberglass-reinforced-nylon (FRN) handle injection molded in a distinctive cobalt blue one of the signature handle colors of our SPY27 family. All the knife s other features faithfully consistent with the Endura 4 Lightweight platform, including a stout back lock mechanism, a high-traction Bi-Directional Texture pattern, and a fully configurable four-position pocket clip. Product Specifications Overall Length: 8.7in 221mm Closed Length: 4.98in 126mm Blade Thickness: .118in 3mm Tip Carry Position: 4-Position Sheath: N/A Blade Length: 3.8in 97mm Edge Length: 3.44in 87mm Handle Material: FRN Lock Type: Back Lock Origin: Japan Steel: CPM SPY27 Knife Weight: 3.3oz 93g Clip Position: Ambi Grind: Full-Flat