Specifications:
| Type | O.D (mm) | Conn. API | Attracted Weight (kg/cm2) | Temperature (In well℃) | I.D (mm) |
| CLF86 | 86 | NC23 | 9.8 | 210 | ￠ 95-100 |
| CLF100 | 100 | NC23 | 9.8 | 210 | ￠110-135 |
| CLF125 | 125 | NC38 | 9.8 | 210 | ￠ 135-165 |
| CLF140 | 140 | NC38 | 8.5 | 210 | ￠150-175 |
| CLF146 | 146 | NC38 | 8.5 | 210 | ￠160-185 |
| CLF150 | 150 | NC38 | 8.5 | 210 | ￠160-185 |
| CLF175 | 175 | NC50 | 7.9 | 210 | ￠185-210 |
| CLF178 | 178 | NC50 | 7.8 | 210 | ￠185-210 |
| CLF190 | 190 | NC50 | 7.8 | 210 | ￠200-225 |
| CLF200 | 200 | NC50 | 7.6 | 210 | ￠210-235 |
| CLF203 | 203 | NC50 | 7.6 | 210 | ￠215-240 |
| CLF225 | 225 | 6 5/8’’REG | 7.5 | 210 | ￠235-270 |
| CLF254 | 254 | 6 5/8’’REG | 7.0 | 210 | ￠265-310 |
| CLF265 | 265 | 6 5/8’’REG | 6.9 | 210 | ￠275-330 |
| CLF292 | 292 | 6 5/8’’REG | 6.9 | 210 | ￠300-442 |
| CLF317 | 317 | 6 5/8’’REG | 6.9 | 210 | ￠340-375 |
| CLF356 | 356 | 7 5/8’’REG | 6.9 | 210 | ￠444.5 |