OneSteel manufactures and distributes structural, rail, rod, merchant bar, cold finished bar, chrome plated bar, reinforcing, wire, tube, pipes, fittings, valves and actuation, and recycled metals. The majority of OneSteel's products are used in the mining, construction, manufacturing, housing, and agricultural industries.

OneSteel services more than 30,000 customers, offers more than 40,000 products globally and employs over 11,000 people.