3 3/4"IADC 211steel tooth tricone bit
Detailed Product Description
Size | 3 3/4" |
IADC | 211 |
Bearing Type | Un-sealed journal bearing |
WOB(KN/mm) | 0.35~0.95 |
RPM(r/min) | 180~80 |
Applicable Formations | Medium formations with high compress strength, such as medium soft shale, hard gypsum , medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc. |
Circulation system | Mud pump |
steel tooth tricone bit
1.Reliable bearing system
2.Meet with API Spec7-1 Standard
3.All surface and teeth are hard enhaced
drill bit,steel tooth bit,cone bit,tricne bit,steel tooth tricone rock bit,milled tooth bit
1.Sizes range from 3 7/8" to 26" , normal sizes consist of 5 7/8", 6", 6 1/2", 7 1/2", 8 1/2", 9 1/2", 9 5/8", 9 7/8", 12 1/4",13 5/8", 14 3/4", 15 1/2", 16", 17 1/2",22", 26", etc. .
2.Covers almost all IADC codes .
3. Steel tooth bits is always rubber O-ring sealed bearing or roller non-sealed bearing.
4.Used for mining, hydrology, subterranean heat,piling, water well drilling and oil well drilling, construction foundation etc. .
We are experienced on manufacturing rock drilling tools, various of tools for your different requirement, we can provide professinal solution of well driling for the most suitable tools which will decrease the cost of project.
Please specify the following on enquiry,
Diameter
IADC code
Thread Connection
Bearing structure
Drilling formation