Extrema Ratio Frame Rock Folding Knife 3in Bohler N690 Stainless Steel Black DLC Spear Point Blade Titanium Stonewash Handle. 16cm) closed. 3" (7.62cm) black DLC coated Bohler N690 stainless spear point blade. Stonewash finish titanium handle. Thumb stud. Pocket clip. Hardside carrying case. Specifications for Extrema Ratio Frame Rock 3in Folding Knife: Manufacturer: Extrema Ratio Blade Length: 3 in Closed Length: 4.25 in Blade Material: Bohler N690 Stainless Steel Serrated: Non-Serrated Overall Length: 7.1 in Blade Shape: Spear Point Handle Material: Titanium Blade Thickness: 0.23 in Lock Type: Frame Lock Blade Grind: Flat Weight: 9.6 oz Opening Method: Manual Hand: Ambidextrous Package Contents: Extrema Ratio Frame Rock Titan Black Extrema Ratio 04.1000.0456/BLK/TIT: Frame Rock Folding Knife 3in Bohler N690 Stainless Steel Black DLC Spear Point Blade Titanium Stonewash Handle