Cold Steel CS-TH-FS01N SPIRIT SURVIVAL SPEAR HEAD TH-FS01N. The 420SS blade arrives extremely sharp and will retain its edge even after rigourous use. The spear head can be removed and affixed to a standard broom handle to add amazing versatilty to this knife. Specifications for Cold Steel Spirit Survival Spear Head: Manufacturer: Cold Steel Overall Length: 18.5 in Blade Length: 4.25 in Blade Finish: Black Oxide Fabric/Material: 420 Stainless Steel Blade Material: Stainless Steel Weight: 10.1 oz Package Contents: Cold Steel Spirit Survival Spear Head Cold Steel TH-FS01N: CS-TH-FS01N SPIRIT SURVIVAL SPEAR HEAD