At metals4U, we are specialists in stainless steel, mild steel and aluminium and are the first online retailer of metal. You can buy high-quality stainless steel box section from us today, fit for a range of manufacturing and engineering applications. We are trusted by tradespeople, contractors and keen hobbyists to get industry-leading materials on-site quickly. That’s why we offer same-day dispatch if you order before 2PM. You can buy brushed and bright stainless steel in a range of different sizes below. Filter between width, height, grade and finish and find stainless steel box section that meets even the most specific requirements below.