The Microtech 227-10NC Dirac Delta is a full-size out-the-front automatic built for users who demand premium performance and commanding presence. Featuring a stonewashed Bohler M390 double-edge dagger blade and a Natural Clear aluminum handle, this configuration combines a clean, industrial aesthetic with the exceptional fit, finish, and precision machining that have made the Dirac Delta one of Microtech’s flagship OTF models. The top-mounted thumb slide provides a natural, ergonomic feel while maintaining the knife’s sleek profile.

Powered by Microtech’s proven double-action OTF mechanism, the Dirac Delta delivers fast, reliable deployment and retraction with every press of the actuator. The premium M390 blade offers outstanding edge retention and corrosion resistance, while the larger handle provides excellent control and comfort during use. Proudly made in the USA, the Dirac Delta is an outstanding choice for collectors, enthusiasts, and anyone looking for a premium full-size automatic knife.