| 7318 | | Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel: | | | | |
| 7318.15 | | Other screws and bolts, whether or not with their nuts or washers: | | | | |
| 7318.15.20 | | Bolts and bolts and their nuts or washers entered or exported in the same shipment | | Free | | 3.5% |
| 7318.15.20 | 20 | Track bolts | kg | | | |
| 7318.15.20 | 30 | Structural bolts | kg | | | |
| 7318.15.20 | 40 | Bent bolts | kg | | | |
| 7415 | | Nails, tacks, drawing pins, staples (other than those of heading 8305) and similar articles, of copper or of iron or steel with heads of copper; screws, bolts, nuts, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of copper: | | | | |
| 7415.33 | | Screws, bolts and nuts: | | | | |
| 7415.33.10 | 00 | Muntz or yellow metal bolts | kg | 1.4% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 7% |
| 7415.33.80 | | Other screws and bolts; nuts | | 3% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 45% |
| 7616.10 | | Nails, tacks, staples (other than those of heading 8305), screws, bolts, nuts, screw hooks, rivets, cotters, cotter pins, washers and similar articles: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
