3 1/2 (88.9mm) Drilling PDC Drill Bits Polymerization Degree Control

6 1/4 (158.8mm) Industries Energy Mining PDC Bit Breaker With Steel Box Packaging

9 5/8 (244.5mm) Matrix Polycrystalline Diamond Drill Bits 6 5/8 API PDC Core Bit Soft To Hard

Wear Resistance PDC Drill Bits PDC Drag Bit 5 1/2 - 17 2/1

8 1/2 (215.9mm) 4 1/2API PDC Diamond Bit Matrix Drill Bit ISO9001

8 3/8 (212.7mm) Energy Mining PDC Drill Bits Sealed And Non Sealed Bearing

Polymer Degree PDC Rock Bit Carbide Steel Customize 5 1/2 - 17 2/1

8 1/4 (209.6mm) Oil Drilling PDC Drill Bits With Low Abrasiveness ISO9001

7 7/8 (200mm) Construction Works PDC Core Drill Bits for Water Well Drilling

4 5/8 1 (117.5mm) Non Sealed Bearing PDC Drill Bits Soft To Hard Formation ISO9001

Energy Mining Industry PDC Drill Bits Carbide Steel

Design Customize Polymerization Degree Control Bits for API Connection 5 1/2'' 17 2/1

API Connection PDC Drill Bits for Low Abrasiveness Shale Sequences

Long-Lasting PDC Bits Color As Your Requirement Connection API

Sealed and Non-sealed Bearing PDC Drill Bits for Soft To Medium Shale Sequences

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Tricone Drill Bits