Microtech Brachial S/E STW 3.25in Folding Knife Black. Microtech exclusive automatic opening technology makes for fast and strong deployment. Specifications for Microtech Brachial S/E STW 3.25in Folding Knife: Manufacturer: Microtech Blade Length: 3.25 in Overall Length: 8.125 in Blade Material: M390 Steel Handle Color: Black Knife Application: Folding Blade Blade Finish: Stonewash Weight: 4.64 oz Last Chance: Yes Package Contents: Microtech Brachial S/E STW 3.25in Folding Knife Microtech 268A-12: Brachial S/E STW 3.25in Folding Knife Black