8 1/2" 8 3/4" 216mm 222mm TCI&Mt Tricone Bit/ Steel Tooth Drill Bits/ Rock Drilling Bit/ API Roller Cone Bit Factory Price

2025-04-13 introduction 3330

Model NO.:

IADC117/217 IADC437/517/537/637

Customized:

Customized

Standard:

API, SGS

Material:

Tungsten Carbide

Usage:

Well Drilling

Bearing Type:

Rubber Sealed Journal Bearing

Diameter:

216mm 222mm

Leg and Shirttail Protection:

Hardmetal with Ovoid Inserts

Pin Connection:

4 1/2" API Reg

IADC:

117/217/317 437/517/537/637

Trademark:

YINHAI

Transport Package:

Ply Wooden Box/Carton

Specification:

35-40kg

Origin:

Cangzhou City, Hebei Province, China

HS Code:

8207199000

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