Features: Black stonewashed clip point blade made from CPM 20CV steel. Ambidextrous thumb disk opener for a fast opening. Titanium handle with carbon fiber overlay. Secure titanium frame lock. Reversible tip-up pocket clip. Description: The Zero Tolerance 0640 is a collaboration with knife maker Ernest Emerson. It features a CPM-20CV stainless steel blade for exceptionally good wear resistance. The handle is comprised of carbon fiber overlays with titanium scales, providing excellent durability without adding extra weight. An ambidextrous thumb disk facilitates opening the blade, while phosphor bronze washers allow it to glide open easily. A tip-up, reversible pocket clip ensures that this stellar knife is readily available whenever you need it. Zero Tolerance folders are American-made and built to exacting standards so you can trust your knife will never buckle under pressure. Shop our selection of Zero Tolerance folding knives!