8 1/2" IADC637 Single Roller Cone Bit for Core Barrel and Piling Foundation, Single Cutters/ Segments / API Roller Bit Palm - Drill Bit - Drilling Tools - Tools & Hardware - Video

Model NO.:

6 1/2" 7 7/8" 8 1/2" 12 1/4" IADC537/637

Customized:

Customized

Standard:

API, SGS

Material:

Tungsten Carbide

Usage:

Well Drilling

IADC:

217; 537; 637 G

Tooth Type:

Milled Tooth; Conical/Scoop Inserts Teeth

Pin Connection:

4 1/2" API Reg

Leg/Gauge Protection:

Hardmetal and Ovoid Inserts

Type of Connection:

Pin(Male) / Box(Female)

Application:

Piling Foundation & HDD Drilling

Use:

for Tricone Bits or Core Barrel or Hole Openers

Trademark:

YINHAI

Transport Package:

Ply-Wood Box

Specification:

10KG-30KG

Origin:

Cangzhou City, Hebei Province, China

HS Code:

8207199000