CobraTec Knives 929TB California OTF Automatic Folding Knife 1.75in D2 Stonewash Steel Blade Non-Serrated Tanto Blade 6061-T6 Aluminum Grey Handle. Both the handle and internal parts are all cnc machined to offer a precision fit that allows for a very smooth operation. Specifications for CobraTec Knife California 928SB OTF 1.75in Automatic Folding Knife: Manufacturer: CobraTec Knives Blade Length: 1.75 in Overall Length: 4.75 in Blade Material: D2 Stonewash Steel Serrated: Non-serrated Knife Application: Folding Blade Handle Length: 3 in Handle Finish: Anodized Handle Material: 6061-T6 Aluminum Blade Finish: Stonewash Sheath Material: Nylon Weight: 1.5 oz Opening Method: OTF Package Contents: CobraTec Knives California 929TB OTF Automatic Knife Nylon Sheath CobraTec Knives CALI929TBGRYTNS: 929TB California OTF Automatic Knife 1.75in Stonewashed D2 Steel Non-Serrated Tanto Blade Grey