
| Type | Std. Opening Hole | Qty of cutters | Pilot Hole | Fishing neck | Down conn. | I.D | OAL | G.W with cutters | ||
| mm(inch) | mm(inch) | length | Diameter | Up conn. API | API | mm(inch) | mm(inch) | (kg) approx. | ||
| mm(inch) | mm(inch) | |||||||||
| KZ3-311 | 311;12-1/4'' | 3 | 246;8-1/2'' | 457.2;18'' | 203;8'' | 6-5/8REG | 4-1/2REG | 38.1;1-1/2'' | 1524;60'' | 360 |
| KZ3-444 | 444.5;17-1/2'' | 3 | 266.7;10-1/2'' | 457.2;18'' | 241.3;9-1/2'' | 7-5/8H90 | 7-5/8REG | 57.2;2-1/4'' | 1752;69'' | 550 |
| KZ3-660 | 660.4;26'' | 3 | 444.5;17-1/2'' | 457.2;18'' | 241.3;9-1/2'' | 7-5/8REG | 7-5/8REG | 76.2;3'' | 1753;69'' | 900 |
| KZ3-914 | 914.4;36'' | 609.6;24'' | 609.6;24'' | 241.3;9-1/2'' | 7-5/8REG | 7-5/8REG | 76.2;3'' | 1905;75'' | 1000 | |
| KZ4-914 | 914.4;36'' | 4 | 457.2;18'' | 457.2;18'' | 254;10'' | 7-5/8REG | 7-5/8REG | 88.9;3-1/2'' | 2642;104'' | 1540 |
| When ordering or requesting quotation, if size out of above specification, pls. specify clearly. | ||||||||||