| 0504.00 | 011 | -- For sausage casing |
| 0504.00 | 011 | -- For sausage casing |
| 3917.10 | | Artificial guts (sausage casings) of hardened protein or of cellulosic materials |
| 7304.19 | | 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 |
| 7306.19 | | Casing and tubing of a kind used in drilling for oil or gas |
