605-17330 Features: -Half hard, cold rolled, CDA 260 alloy. -Material: Brass. -Hardness: 56.0 Rb [Min], 68.0 Rb [Max]. -Tensile Strength: 57000 psi [Min], 67000 psi [Max]. Product Type: -Flathead. Dimensions: Overall Product Weight: -1.5 Pounds.