DENDRITIC COBALT BLADES

PERFORM UP TO 100X LONGER THAN STEEL • NO RUST • NO AFFECT ON ANY NAVIGATION EQUIPMENT OR EXPLOSIVE ORDNANCE

Boye Cobalt Folding Knives

Shop now

10% OFF ALL FOLDERS THROUGH MONDAY, FEB 18

Extreme Cutting

Watch Our Video Demos

Watch Now

BOYE COBALT BASIC 3

SHOP NOW

Unconventional knives

Cobalt alloy blades with carbide crystal microstructure 

Won't rust in saltwater

Sharpen in seconds

Crafted by hand in the USA

Reviews

Rated #1 Boat Knife

Cutting Tests

Edge Holding Demos

Metallurgy

Learn about Dendritic Cobalt Blades

Classic How-To

Over 200,000 Copies Sold