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Used Tricone Bit PDC BIt: we can provide more size Steel tooth (IADC) 111, 121,131 117,124,126,127,136,137 211,311 216,217, 227 TCI (IADC) 415,435, 417,437 515,525,535,545, 517,527,537,547 615,625,635,,617,627,637,737 512 ...

NW BW HW PW PDC Diamond Core Bit for Water Well/Gas/Blast Hole Drilling: Specifications 1)high reinforced PDC cutters 2)especially suitable for cobble, crumbly and loose formation 3)different sizes are available PDC rock coring bit Application: PDC coring bits use GK ...

Drag Bit Non-core Bit 4 1/2" Well Drilling Made in China Factory: 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 ...

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

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Used Tricone Bit PDC BIt