The TR (Tactical Response) series by Pro-Tech is one of many automatic knife models they offer that blends the finest materials available with a supreme commitment to craftsmanship. Each small hand-crafted batch is built with the most modern high-tech manufacturing practices from the standard production models to their highly sought-after custom knives. This side open auto model opens with incredible speed and showcases a rock-solid lockup and the multiple jimping locations promotes increased traction with any style grip. This model, the TR-2.66, features a black anodized aircraft aluminum handle with a Bruce Shaw designed solid sterling and gold skull inlay coupled with a spear point blade in a DLC (Diamond Like Carbon) black finish and the pocket clip is designed for tip up carry only. Made in the USA.