| 8455.30.00 | 65 | Not exceeding 2,268 kg | No. kg | | | |
| 8455.30.00 | 75 | Exceeding 2,268 kg but not exceeding 6,803.9 kg | No. kg | | | |
| 8455.30.00 | 85 | Exceeding 6,803.9 kg | No. kg | | | |
| 8455.90.40 | 00 | Castings or weldments, individually weighing less than 90 tons, for the machines of heading 8455 | kg | Free | | 30% |
| 8456 | | Machine tools for working any material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discharge, electro-chemical, electron-beam, ionic-beam or plasma arc processes: | | | | |
| 8456.10 | | Operated by laser or other light or photon beam processes: | | | | |
| 8456.10.10 | 10 | Numerically controlled | No. | | | |
| 8456.20 | | Operated by ultrasonic processes: | | | | |
| 8456.20.10 | 10 | Numerically controlled | No. | | | |
| 8456.30 | | Operated by electro-discharge processes: | | | | |
| 8456.30.10 | 50 | Numerically controlled | No. | | | |
| 8457 | | Machining centers, unit construction machines (single station) and multistation transfer machines, for working metal: | | | | |
| 8457.10.00 | 05 | Used or rebuilt | No. | | | |
| 8457.10.00 | 15 | Vertical-spindle machines with a Y-axis travel of-- | | | | |
| 8457.10.00 | 55 | Horizontal-spindle machines with a Y-axis travel of-- | | | | |
| 8457.20.00 | 10 | Numerically controlled | No. | | | |
| 8457.30.00 | 10 | Numerically controlled | No. | | | |
| 8458 | | Lathes (including turning centers) for removing metal: | | | | |
| 8458.11.00 | | Numerically controlled | | 4.4% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 30% |
| 8458.11.00 | 05 | Used or rebuilt | No. | | | |
| 8458.11.00 | 10 | Multiple spindle | No. | | | |
| 8458.11.00 | 50 | With a power rating of 18.65 kW or greater but not exceeding 37.3 kW | No. | | | |
| 8458.11.00 | 90 | With a power rating exceeding 37.3 kW | No. | | | |
| 8458.19.00 | 10 | Used or rebuilt | No. | | | |
| 8458.19.00 | 20 | Other, valued under $3,025 each | No. | | | |
