1.IADC:127
2.specification:12 1/4'' 311.2mm
3.Normal WOB :0.45~1.05 KN/mm
4.Rotary speed:220~80 rpm
5.Rubber Rings
Port: Tianjin Port
Minimum Order Quantity: 1 Piece/Pieces three roller bits
Supply Ability: 5000 Piece/Pieces per Month three roller bits
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: carton, wooden box, steel box, or as your requirements
Delivery Detail: within 7 days
12 1/4'' Steel tooth three roller bits IADC127
1. Detailed Description Of This Product:
| Size | 12 1/4'' 311.2mm |
| Pin shank size | 6 5/8 |
| Bit type | FAT127 |
| Types of Bearing | Jounmal beanngs |
| Types of Sealing | Rubber Rings |
| IADC Code | 127 |
| Application formation | Very soft with row compressive strength and high drillability, such as shale, clay, sandstone and conglomerate, etc. |
| Main characteristics of bit(cutting structure) | Hardfaced gage and all tooth surfaces, the gage fitted with compacts for enhanced gage protection, and a row of trimmers is added between gage row and heel row |
| Normal WOB KN/mm (bit dia.) | 0.45~1.05 |
| Rotary speed (rpm) | 220~80 |
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