The Cold Steel Code 4 is dependable and tough, yet thin, light and highly functional for everyday carry. It has a sturdy, hard-anodized gun metal grey 6061 aluminum handle with Cold Steel"s solid Tri-Ad lock. The high satin polished, razor sharp Japanese AUS8A clip point blade has an ambidextrous thumb stud to go along with the reversible tip-up carry pocket clip. Specifications:Overall Length: 8.50 Blade Length: 3.50 Blade Thickness: 0.14 Blade Finish: High SatinBlade Edge: PlainBlade Steel: Japanese AUS 8AHandle Material: 6061 AluminumClosed Length: 5.00 Weight: 4.3 oz.