The MTech USA Spydertech Assist-Co Open Mirror Polished Knife is designed in the USA and built to very high quality standards using 3CR13 Stainless Alloy Steel for sharpness, durability, and resilience to the elements. After basic heat treating the steel for toughness, a highly attractive and mirrored polishing is applied to finish the product, providing stunning visual appeal, and super attractive surface. The MTech USA Spydertech Assist-Co Open Mirror Polished Knife opens very naturaly and handles well in the hand, and also features a pocket clip made of spring steel. Specifications Overall Length: 6.3 Inches Blade Length: 2.75 Inches Closed Length: 3.625 Inches Blade Material: 3CR13 Alloy Steel Blade Thickness: 2.5mm Sharpness & Functionality: Extremely Sharp, 8.5/10 Sharpness Rating, Highly Functional Blade Features: Mirror Polished, Wide Drop Point, Rear Thumb Grip, Assist Open Handle: Steel Frame, Aluminum Grips, All Mirror Polished Other Features: Spring Steel Pocket Clip, Texturing on Rearward Handle Ridge/Butt Finish: Silver Metal Polished