Armstrong Industrial Hand Tools have a heritage of Made in the USA since four brothers founded the company in 1890. This Armstrong brand product is created using premium material ensuring unequalled strength, toughness, and durability. Product Name: Sledge Head One-Piece Dead Blow Hammers;Weight (Pound): 8.0;Length (Inches): 30.000;Handle Material: Cushion;Face Finish: Urethane;Head Finish: Urethane;Comfort Grip (Inch ): Yes;Weight (oz): ;US Federal Specification (oz ): GGG-H-33a;ASME Specification: ;Head Length (Inch ): 7.000;Face Diameter (Inch ): 2.750;Dead Blow Type: Sledge Head.