Features and Benefits: Titanium nitride finished two-tone handle IKBS ball bearing pivot system makes it easy to deploy the tanto tip blade Blade material: 8Cr14Mov Stainless steel Blade style: modified tanto Hardness: 57-59 RC The Deviation is a folding design from Terry Lee Renner that is very different from the norm. The 3.10" blade is made from 8Cr14MoV stainless steel with a mirror polished/brushed satin finish and hollow ground modified tanto shape. It's a wonderful design with bold, appealing lines and a very ergonomic shape. The handle is 4.54", made from 2Cr13 stainless steel with a cool blue Ti-Nitride finish. It's a linerlock design, utilizing the IKBS bearing system so the action is buttery smooth. It's something you will look forward to carrying each and every day.Warranty: Lifetime warranty does not cover abuse