| BKH-G1/8 | BKH-NPT1/8 | BKH-06LR | BKH-08SR |
| BKH-G1/4 | BKH-NPT1/4 | BKH-08LR | BKH-10SR |
| BKH-G3/8 | BKH-NPT3/8 | BKH-10LR | BKH-12SR |
| BKH-G1/2 | BKH-NPT1/2 | BKH-12LR | BKH-14SR |
| BKH-G3/4 | BKH-NPT3/4 | BKH-15LR | BKH-16SR |
| BKH-G1 | BKH-NPT1 | BKH-18LR | BKH-20SR |
| BKH-G1-1/4 | BKH-NPT1-1/4 | BKH-22LR | BKH-25SR |
| BKH-G1-1/2 | BKH-NPT1-1/2 | BKH-28LR | BKH-30SR |
| BKH-G2 | BKH-NPT2 | BKH-35LR | BKH-38SR |
| BKH-42LR |
Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960
API OSHA IADC OPEC RIG ZONE WORLD OIL Drilling Formulas
