Section 15 Base metals and articles of base metal 73 Articles of iron or steel 73 18 Screws, bolts, nuts, coach-screws, screw books... of iron or steel 73 18 29 Non-threaded articles, nes, of iron or steel 73 18 29 00 Non-threaded articles, nes, of iron or steel Commodity Code Description 73 18 29 00 00 Non-threaded articles, nes, of iron or steel
