The Oyabun incorporates a reinforced blade point, a high satin polish, expert heat treatment and the sharp edge Cold Steel’s reputation was founded upon. Furthermore, it is equipped with an integral flipper for effortless opening and a leaf spring lock and safety. The 4034 stainless steel blade is housed in a strong, economical handle that’s reinforced with stainless steel liners. The handle is injection molded with a Griv-Ex foundation and then over molded with soft, checkered Kray-Ex fastened to the frame with two robust bolts.