This Limited Edition Signature Series Red handle Microtech Ultratech features bronze hardware, glass breaker and pocket clip. and a bronze hellhound blade designed by Sean Marfione. The Hellhound blade has become a staple in the Microtech Knives lineup. with satin flats. As the flagship model of Microtech’s OTF lineup, the Ultratech® sets the standard for OTF technology. Proprietary technology allows the firing spring to be at rest in both the open and closed positions, drastically reducing wear on the internal firing mechanisms. The contoured chassis handle provides a lighter and more ergonomic feel and comes in a smooth, flat finish.