Excellent quality Roller Drill Bit - 8 1/2 Inches Roller Cutter IADC637 API Standard For Hard Rocks Core Barrel – FAR EASTERN
Excellent quality Roller Drill Bit - 8 1/2 Inches Roller Cutter IADC637 API Standard For Hard Rocks Core Barrel – FAR EASTERN Detail:
Product Specification
Operating Parameters
The roller cutters used for hard formations with high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite, etc.
Cone Size | 133mm |
Bearing Type | Sealed Journal Bearing |
Inserts/Teeth Shape | Conical-ball |
Inserts/Teeth(Cone 1) | 49*13mm |
Inserts/Teeth(Cone 2) | 50*13mm |
Inserts/Teeth(Cone 3) | 45*13mm |
Cone Material | 15MnNi4Mo |
Arm Material | 15CrNiMo |
Grease Compensation System | Available |
Gauge Protection | Available |
Shirttail Protection | Available |
Product detail pictures:




Related Product Guide:
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