Spyderco Sage 5 CPM Rex 121 NW-19 belt adapter and snug-fitting Kydex

belt adapter and snug-fitting Kydex sheath

which renders its timeless design with modern screw-together construction

The blades are full flat-ground VG-10 with a thinner highly refined cutting edge and a larger 13mm opening hole

This advanced alloy contains a high volume of vanadium carbides and the highest amount of chromium of any vanadium-rich steel currently available

Spyderco Sage 5 CPM Rex 121 NW-19 belt adapter and snug-fitting KydexCrucible Industries CPM REX 121 is a high vanadium, cobalt bearing tool steel designed to offer the greatest wear resistance, attainable hardness, and red hardness available in a high speed steel. Created to bridge the performance gap between high alloy tool steels and carbide materials in demanding industrial applications, when applied to knife blades, it offers extreme hardness and unequalled edge retention. This unique expression of the popular