Zero Tolerance 0650ST Automatic Knife Black Serrated Folder Knife Auto Drop point black DLC coated 154CM stainless steel blade (partially serrated). The handles of the 650 series are aircraft grade aluminum and feature an black G-10 overlay to add gripping power. This automatic knife feature s unique safety integrated into the firing button. When the button is all the way to the left the knife is locked. Push it to the right and slide it down and the blade rockets open automatically. The action is quick and the lockup is solid. Reversible pocket clip (tip up, right or left hand carry).