The Assegai, invented by the legendary Zulu king Shaka in the early 1800's, revolutionized tribal warfare in Southern Africa. The spear heads are heat treated and then drawn to a tough spring temper. This process enables the spear head to flex or bend under impact stresses rather than break. Specifications: - Head: 17 1/3" - Overall: 6 ft - Thickness: 5/64" - Weight Head: 12.8oz. - Steel: SK-5 Medium Carbon Manufactures Website Address www.coldsteel.com Warranty Information Cold Steel stands behind their knives 100%. The fixed blade sheath knives have a five-year warranty to the original owner against defects in materials or workmanship. The folding knives are warranted for one year.