Security lock Material: cast iron Premium quality, best price, on-time delivery ISO9001:2000 ... gears, gear boxes, impellers, pumps, valves, flanges, joints...Material: cast iron, cast steel, alloy, alloy steel, alluminium, copper, brass, harden ... .Production and price are decided with your samples, drawings or description.Your enquiries are fully appreciated. Security lock of cast iron(part)