Sub Headings of 7318
| 7318.11.00.00 | Coach screws |
| 7318.12.00.00 | Other wood screws |
| 7318.13.00. | Screw hooks and screw rings |
| 7318.14.10. | Having shanks or threads with a diameter of less than 6 mm |
| 7318.14.50. | Having shanks or threads with a diameter of 6 mm or more |
| 7318.15.20. | Bolts and bolts and their nuts or washers entered or exported in the same shipment |
| 7318.15.40.00 | Machine screws 9.5 mm or more in length and 3.2 mm or more indiameter (not including cap screws) |
| 7318.15.50. | Studs |
| 7318.15.60. | Having shanks or threads with a diameter of less than 6 mm |
| 7318.15.80. | Having shanks or threads witha diameter of 6 mm or more |
| 7318.16.00. | Nuts |
| 7318.19.00.00 | Other |
| 7318.21.00. | Springwashers and other lock washers |
| 7318.22.00.00 | Other washers |
| 7318.23.00.00 | Rivets |
| 7318.24.00.00 | Cotters and cotter pins |
| 7318.29.00.00 | Other |