Columbia River Knife & Tool CRKT 7920 P.S.D. (Particle Separation Device) Break it down to brass tacks: the P.S.D. is made to slice. This everyday carry folding knifes blade is designed with a full recurve and a highly efficient double grind. And, with Assisted Opening, it shows up to work in the blink of an eye. ---Assisted Opening: Flipper deploys the blade fast ---Smooth Opening: IKBS ball bearing pivot deploys the blade smoothly --Easy To Sharpen: High carbon stainless steel blade takes an edge well ---High Tech: G10 handle with carbon fiber layer is strong and lightweight ---Easy Closing: Liner Lock can be easily closed with one hand ---Low Profile: Pocket clip provides secure carry ---Visual Appeal: Blue backspacer and accents SPECIFICATIONS: --Blade Length: 3.63" (92.20 mm) --Blade Edge: Plain --Blade Steel: 1.4116 --Blade Finish: Satin --Blade Thickness: 0.13" (3.25 mm) --Overall Length: 8.19" (207.98 mm) --Closed Length: 4.59" (116.61 mm) --Weight: 4.60 oz. (130.41g) --Handle: One layer black CF with black G10 base --Brand: Columbia River Knife & Tool CRKT --Model Name: P.S.D. --Model Number: 7920 --Item Number: CRKT7920 --Country of Origin: Taiwan