The Amazon automatic knife by A.M.C. Piranha. is made in the USA and features a mirror finish part serrated blade Of 154-CM Steel. The handles on the Amazon are made of 6061-T6 Aircraft Aluminum and have a recessed vented design that gives you a sure grip. The handle on this knife is silver with black accents. The Amazon comes with a titanium pocket clip. This durable auto knife is also lightweight--weighing only 3.4 ounces. Blade: 3 1/2" Overall: 8" Weight: 3.4 oz Handle: T6-6061 Aircraft Aluminum, Silver with black accents Blade: 154-CM, Mirror Finish, Part Serrated Edge