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beijing,China
All Products
TCI Tricone Rock Bit For Hard Rock Formation Drilling High Wear Resistance
6 Inch 3 Three Wings Step Drag Bit For Soft Medium Formations Drilling
Water Well Drilling Tools 10'' Soft Formation Drag Bits With 3 Wings Blades
TCI Tricone Rock Bit 17 1/2''
Professional Roller Cone TCI Tricone Bit 18 7/8''
Soft Formation Water Well Drilling Tools 3 Wings Step Type Drag Bits 8 Inch
4 Wings 12 inch Chevron Step Drill Bit Water Well Drilling Tools API Standard
10 Inch API Sealed Steel Tooth Tricone Drill Bit For Rotary Mining Drilling
High Strength 6.5'' TCI Tricone Drill Bit For Hard Rock / Water Well Drilling
Tungsten Carbide TCI Tricone Roller Drill Bits , 12 Inch Roller Cone Bit
12 Inch Chevron Step Drill Bits For Water Well / Mining / Geothermal Drilling
4 Wings Chevron Drill Bits For Mining / Water Well Drilling ISO CE Certificatied
