SIG SAUER / HOGUE EX-A04 Auto  Model 36420 EMPEROR    SCORPION Elishewitz Designed Auto with Black Polymer Handles with the SIG LOGO and 154-CM Stainless FDE (Flat Dark Earth) Modified Wharncliff Blade

HOGUE makes some very nice quality automatics.  They are designed by premeire knife maker Allen Elishewitz and made entirely in the USA. 

Part of the Hogue's Sig Sauer EXA04 Series, this model features Black Polymer Handles (with the Sig Sauer Logo), inlaid on the front side. 3.50" Special FDE Part Serrated (Cerakote) Blade is made of premium S30V Stainless. Sliding "gun style" safety is located next to the release button. Blackwash Finished Stainless Pocket Clip (Tip Up or Down) is reversible for right or left hand users.. Measures 4.50" closed. Overall open is 8.00". 

Features Superb Auto action with excellent rock-solid lockup. Ventilated on the back spine. Sig Sauer (Firearms Manufacturer) and Hogue have teamed up to bring you some exciting variations on some of Hogue's most popular knives. Includes a factory storage pouch along with Hogue's lifetime warranty.