Features: 1. Simple structure 2. Easy to operate 3. Reliable performance 4. Small size and weight Specifications: Model O.D/in Thread Conn. Attracted Weight (kg/cm2) Temperature In well Hole Size CLF89 3-1/2 NC26 9.8 210 95 ~ 110 CLF100 3-8/9 NC26 9.8 210 110 ~ 135 CLF125 4-8/9 NC38 9.8 210 135 ~ 165 CLF140 5-1/2 NC38 8.5 210 150 ~ 175 CLF146 5-3/4 NC38 8.5 210 160 ~ 185 CLF150 5-8/9 NC38 8.5 210 160 ~ 185 CLF175 6-8/9 NC50 7.9 210 185 ~ 210 CLF178 7 NC50 7.8 210 185 ~ 210 CLF190 7-1/2 NC50 7.8 210 200 ~ 225 CLF200 7-7/8 NC50 7.6 210 210 ~ 235 CLF203 8 NC50 7.6 210 215 ~ 240 CLF225 8-6/7 6-5/8 REG 7.5 210 235 ~ 270 CLF254 10 6-5/8 REG 7.0 210 265 ~ 311 CLF265 10-3/7 6-5/8 REG 6.9 210 275 ~ 330 CLF292 11-1/2 6-5/8 REG 6.9 210 300 ~ 442 CLF317 12-1/2 7-5/8 REG 6.9 210 340 ~ 375 CLF356 14 7-5/8 REG 6.9 210 444.5