6" (152.4mm) IADC221 Milled Tooth Tricone Drill Bits with One Central Jet Hole for Well Drilling Video, Demo, How It Works & Features
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Product Specifications
Model NO.:
221
Customized:
Customized
Standard:
API
Length:
Taper-length
Type:
Center Drill Bit
Material:
Cobalt Steel Alloys
Usage:
Well Drilling
Seal:
Rubber Seal, Metal Seal
API:
API 7-1
Tooth:
Steel Tooth
Color:
Gold, Blue, Black and Customized
IADC Code:
221
Condition:
New
Trademark:
Ruishi
Transport Package:
Ply Wood Box
Specification:
8 1/2" 12 1/4" 17 1/2"
Origin:
China, Cangzhou
HS Code:
820719