Drag Bit with 3 Wing 4 Wing 5 Wing for Water Well Drilling Product Details: Place of Origin: China Brand Name: OilMan Certification: API & ISO Model ....
Durable Tricone Drill Bit With Wear Resistance Teeth Exploration Tricone Drill Bit Advantage 1. Cutting Structure of this series tricone rock bit : .....
API 3 Wings Alloy Steel Drag Bit/Stepped Drag Bit/Tungsten Carbide Drag Bit 1. API or ISO 9001:2008 2. Delivery Date: In 7 work days 3. Delivery term: ...