This Kershaw Ken Onion Scallion, Model KS1620, has a 420HC stainless steel 2.25 inch blade with a T6 anodized aluminum handle. The Speed-Safe torsion bar allow this knife to be opened with one push. When closed this 2.3 oz Kershaw knife is 3.5 inches long. Technical Specs 420HC stainless steel blade 6061-T6 anoldized aluminum handle 2.25" blade Length: 3.5" closed Weight: 2.3 oz