The Microtech Ultratech Automatic Zombietech D/E Serrated OTF Knife 122-8Z Zombietech is a variation of the Ultratech with a random blood spatter over the green anodized 6061-T6 aluminum handle. It has bead blast finished pocket clip, glass breaker and stainless steel hardware. This model has bead blast finished dagger blade with serrated edges and Elmax stainless steel Double Edge blade. The T-6 aluminum handle is Zomie Green anodized with. This model features the tri-wing screws on the handle.