TCI bits
Model No: IADC 517
Product Description
Sizes from 3 7/8" to 26"
Covers almost all IADC codes.
Stocks adequate&timely delivery
Good quality and after-sale service
30 years experience in drill equipment
Please specify the following items as many as possible in enquiry:
Bit diameter
IADC code
Bearing type
Drilling formation
Drillig depth
| Size | 8 1/2” (215.9mm) |
| IADC | 537 |
| Bearing Type | Elastomer-sealed journal bearing |
| Thread Connection | 4 1/2 reg pin |
| WOB(KN/mm) | 0.45-1.0 |
| RPM(r/min) | 120-50 |
| Applicable Formations | Soft to medium formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc. |
| Circulation system | Mud pump |
