This Kershaw Leek is an Assisted Opening Knife with a serrated blade and is model 1660G10. The Onion Leek is oone of the sleekest spring assisted opening knives ever made and features anon-reflective Tungsten DLC coated Sandvik 14C28N stainless steel partially serrated blade. It has a 410 stainless steel framelock handle and features Kershaw's SpeedSafe technology. It comes with an ambidextrous thumb stud and with after just a simple push, the knife stkes over opening the blade the rest of the way. The Kershaw Leek Assisted Opener reatures a linerlock, reversible stainless pocket clip and a tip safety lock. Overall open length is 7 inches with a 3 inch blade. Closed it is 4 inches and weighs 3 oz.