Estwing® Claw Hammer, Nailing, 13-5/8 in Overall Length, 1-5/64 in Face dia, Smooth Face Surface, 20 oz Head, Steel Head, Straight Handle, Steel Handle, Shock Resistant Grip, Straight Claw Style. Estwing® E320S Nailing Claw Hammer, 13-5/8 in OAL, Smooth Surface, 20 oz Steel Head, Straight Claw, Steel Handle