Microtech Dirac D/E Stonewash Standard Partial Serrations 2.875in Folding Knife Black. We designed an updated ergonomic chassis with curved lines similar to the HALO for a slightly different feel compared to other handles. We researched this particular OTF design and applied signature ultra-high tolerance Microtech features such as proprietary hardware innovative internal mechanism and glass breaker. With an overall length of 7.25 inches the Dirac is just right for an everyday knife. Specifications for Microtech Dirac D/E AP PS Standard 2.875in Automatic Folding Knife: Manufacturer: Microtech Blade Length: 2.875 in Overall Length: 7.25 in Knife Application: Folding Blade Blade Shape: Double Edge Handle Material: Aluminum Blade Grind: Flat Weight: 2.3 oz Opening Method: Automatic Package Contents: Microtech Dirac D/E AP PS Standard 2.875in Automatic Folding Knife Microtech 225-11: Dirac D/E Stonewash Standard Partial Serrations 2.875in Folding Knife Black