The Microtech 122-6OD Green D/E Ultratech OTF Automatic Knife Full Serrated Edge Blade. This Knife Features an M-390 stainless steel double edge blade with a full serrated edge and a satin finish. With the "contoured body texture thumb slide, tri-angle hardware, and an a glass breaker tip. pocket clip, come with bead blast hardware. This model features the tri-wing screws on the handle.