| 6909.12.00 | 00 | Articles having a hardness equivalent to 9 or more on the Mohs scale | X | 4% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 9024 | | Machines and appliances for testing the hardness, strength, compressibility, elasticity or other mechanical properties of materials (for example, metals, wood, textiles, paper, plastics), and parts and accessories thereof: | | | | |
