The blade is made of sharpened stainless steel. It can be re-sharpened if necessary. Did we mention that it is sharp? Holy smokes, please be careful. Has a dull end, too, made of lead. It's there for tapping things, as you lead craftpeople are wont to do. Size: 6"-1/2" Blade Size: 2-3/4" x 1-3/4"