| HTS Number | Description | Unit of Quantity | General Rate of Duty | Details | 
| 7304 23 | Other drill pipe: |  |  |  | 
| 7304 2330.00 | Of iron or nonalloy steel | kg | Free | More | 
| 7304 2360 | Of alloy steel |  | Free |  | 
| 7304 2360.30 | Having a wall thickness not exceeding 9.5 mm | kg |  | More | 
| 7304 2360.45 | Having a wall thickness exceeding 9.5 mm | kg |  | More | 
| 7304 2360.60 | Having an outside diameter exceeding 168.3 mm | kg |  | More | 
| 7304 24 | Other, of stainless steel: |  |  |  | 
| 7304 2430 | Threaded or coupled |  | Free |  | 
| 7304 2430.10 | Having a wall thickness less than 12.7 mm | kg |  | More | 
| 7304 2430.20 | Having a wall thickness of 12.7 mm or more | kg |  | More | 
| 7304 2430.30 | Having a wall thickness less than 12.7 mm | kg |  | More | 
| 7304 2430.40 | Having a wall thickness of 12.7 mm or more | kg |  | More | 
| 7304 2430.45 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm | kg |  | More | 
| 7304 2430.80 | Having an outside diameter exceeding 406.4 mm | kg |  | More | 
| 7304 2440 | Other |  | Free |  | 
| 7304 2440.10 | Having a wall thickness less than 12.7 mm | kg |  | More | 
| 7304 2440.20 | Having a wall thickness of 12.7 mm or more | kg |  | More | 
| 7304 2440.30 | Having a wall thickness less than 12.7 mm | kg |  | More | 
| 7304 2440.40 | Having a wall thickness of 12.7 mm or more | kg |  | More | 
| 7304 2440.50 | Having a wall thickness less than 12.7 mm | kg |  | More |