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Drag Bit 6" Step Type Three Wing Bit for Soft Ground Surface Drilling Manufactrurer

Drag Bit 6" Step Type Three Wing Bit for Soft Ground <strong>Surface</strong> Drilling Manufactrurer
Step drag bits Leading manufacture of varies tugsten carbide(TC)stepped drag bits,such as 2-wings drag bit,3-wings drag bit,4-wings etc. With ISO certificate &quality control Stepped drag bit is a ...

8.5inch IADC127 Steel Tooth Tricone Bit for Drilling Well

8.5inch IADC127 Steel Tooth Tricone Bit for Drilling Well
Specifications 1.certified by API-ISO 2.good quality,low price 3.good after-sales service 4.adequate stocks,fast delivery 5.IADC127 1,Structure features: 1. Rolling seal bearing structure, ...
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