| Type | O.D of the outer tube (mm) | I.D of the inner tube (mm) | Out. diameter of joint (mm) | Type of threads | Effective length (m) |
| WP50/20 | 50 | 20 | 50 | 1; 1.5 | |
| WP73/35 | 73 | 35 | 73 | 1; 1.5 | |
| WP89/40 | 89 | 40 | 89 | 1; 1.5 | |
| WK76/32 | 76 | 32 | 78 | 3" Remet | 3 |
| WK102/41 | 102 | 41 | 103 | 4" Remet | 3; 6 |
| WK114/52 | 114.3 | 52 | 116 | 4 1/2" Remet | 3; 6 |
| WK114/38 | 114.3 | 38 | 114.3 | 4 1/2" Metzke | 3; 6 |
| WK114/50 | 114.3 | 50 | 114.3 | 4 1/2" Remet | 3; 6 |
| WB114/65 | 114 | 65 | 156 | 4 IF | 6 |
| WB127/76 | 127 | 76 | 162/168 | 4 1/2 IF | 6; 9.5 |
| DB127/76 | 127 | 76 | 184 | 5 1/2 FH | 9.5 |
| WB140/88 | 139.7 | 88 | 184 | 5 1/2 FH | 6; 9.5 |
| WB219/130 | 219 | 130 | 240 | 6; 9.5 |
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