Green River Knives, 3" Spear Point Paring blade High carbon steel 5426-080-300 Green River Knives, 3 Spear Point Paring Blade only These high carbon steel Green River blades are identical to the ones used by our forefathers. They have been made by Russell Harrington Cutlery since the early 1800s, and feature proven designs used as working knives for almost 200 years. They have a remarkable ability to hold their edge, and are stain resistant.