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|Minimum Order
Place of Origin:
Shaanxi,China
Price for Minimum Order:
-
Minimum Order Quantity:
20 Ton
Packaging Detail:
according to customer's demand
Delivery Time:
15-20 days
Supplying Ability:
1000 Ton per Month
Payment Type:
T/T, L/C, D/P, Western Union
Descriptions:
Drill collars is one of
the most important product of hexin oil drillings which mainly used
to provide bit weight to drill so that drill pipe is in tension.
Especially drill collar can keep drill bit centralized and hole
track by large rigidity. YAO
FUÂ brand drill
collars are manufactured strictly from API Spec**1 standard.
Type:NC****1, NC*****5,NC****1......NC****0
OD(mm):*9.****3.2
ID(mm):*1.***1.4
DF(mm)**0.4: *6.****0.1
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