Brass Filler Metal and a general purpose brazing alloy for joining steel components. Contains: 60% Copper, 39.4% Zinc, 0.3% Silicon & 0.3% Manganese. For use with SIF Flux Quantity: 5 Rods Diameter: 3.0mm Brazing Temperature Range: 890 - 910°c Price breaks at 1 & 5 packs POA for larger quantities