This Skull Custom Tactical Response TR-4 is #9 of 10! It has a solid 416 stainless steel frame with a two-tone finish, satin faces with black DLC finished sides and recesses. The handle features deep relief engraved skulls and a razor wire themed, hand engraved by Bruce Shaw on front and back. The bottom of the handle is marked "#9 OF 10". The push button is black lip pearl, the back spacer is DLC black and the pocket clip is titanium. The blade is Rob Thomas "Razor Wire" stainless Damascus steel. This Protech knife is an extraordinary piece that is destined to be treasured!