Black/Blue Spring Assisted Tactical Knife w/ Bottle Opener + ScrewdriverMTech continues to prove themselves in the line of duty. You'll be truly amazed for what you get at such amazing prices! Incredible build quality, exceptional steel, uncompromising design, and unbeatable value are just some of the benefits that you'll get when you purchase a product made by MTech! Spring Assisted Knife 3. 75' 3. 5MM THICK BLADE, STAINLESS STEEL BLUE TITANIUM COATED HALF SERRATED BLADE 4. 5' CLOSED BLACK AND BLUE TITANIUM COATED