RMJ's Berserker, an all-steel integral design, is based on a 9th century Viking wood axe. Specs: Overall Length: 15" (381mm) Blade Length: 4.9" (124mm) Blade Thickness: .25" (6mm) Blade Steel: 80CrV2 Blade Finish: Cerakote Handle Material: G-10 Weight: 34oz Country of Origin: USA