Fully CNC'd and Wire EDM from Bar Stock. Case Hardened. Takes the place of the Factory MIM powdered Hammers. Perfect for trigger action jobs on new style guns since the new Factory MIM hammers will not hold up with an action job. The New CNC's Power Custom Hammer will out last a factory MIM hammer with rigorous use. This is the Speed Hammer. Weight is 1.0 ozs. (28 Grams).