Shop › 200x200x5mm SHS Mild Steel Image 1 of 1 200x200x5mm SHS Mild Steel $93.00 Mild steel 200x200x5mm box section offcuts. Priced by the metre - can be cut to your specified lengths. Quantity: Add To Cart Added! Mild steel 200x200x5mm box section offcuts. Priced by the metre - can be cut to your specified lengths.