| 7304.22.00 |  | Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: |  |  |  |  | 
| 7305.20 |  | Casing of a kind used in drilling for oil or gas: |  |  |  |  | 
| 7306.21 |  | Casing and tubing of a kind used in drilling for oil or gas: |  |  |  |  | 
| 8205.10.00 | 00 | Drilling, threading or tapping tools, and parts thereof | X | 6.2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 45% | 
| 8207 |  | Interchangeable tools for handtools, whether or not power- operated, or for machine-tools (for example, for pressing, stamping, punching, tapping, threading, drilling, boring, broaching, milling, turning or screwdriving), including dies for drawing or extruding metal, and rock drilling or earth boring tools; base metal parts thereof: |  |  |  |  | 
| 8207.13.00 | 00 | Rock drilling or earth boring tools, and parts thereof: |  |  |  |  | 
| 8207.50 |  | Tools for drilling, other than for rock drilling, and parts thereof: |  |  |  |  | 
| 8430.49.40 | 00 | Offshore oil and natural gas drilling and production platforms | kg | Free |  | 45% | 
| 8430.49.80 | 10 | For oil well and gas field drilling: |  |  |  |  | 
| 8430.49.80 | 30 | For water well drilling: |  |  |  |  | 
| 8431.43.40 | 00 | Of offshore oil and natural gas drilling and productions platforms | X | Free |  | 45% | 
| 8459 |  | Machine tools (including way-type unit head machines) for drilling, boring, milling, threading or tapping by removing metal, other than lathes (including turning centers) of heading 8458: |  |  |  |  | 
| 8459.21.00 |  | Other drilling machines: |  |  |  |  | 
| 8465.95.00 | 55 | Other drilling machines: |  |  |  |  | 
| 8465.95.00 |  | Drilling or mortising machines |  | 3% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 35% | 
| 8705.20.00 | 00 | Mobile drilling derricks | No. | Free |  | 25% | 
| 8905 |  | Light-vessels, fire-floats, dredgers, floating cranes, and other vessels the navigability of which is subsidiary to their main function; floating docks; floating or submersible drilling or production platforms: |  |  |  |  | 
| 8905.20.00 | 00 | Floating or submersible drilling or production platforms | t No. | Free |  | Free |