FOB Price
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Minimum Order
Place of Origin:
China
Price for Minimum Order:
-
Minimum Order Quantity:
1 Piece
Packaging Detail:
seaworthy packing
Delivery Time:
45days
Supplying Ability:
-
Payment Type:
T/T, L/C, D/P, Western Union
連絡先担当者 Ms. Sally
No.56 Xingye Road,Yangming District,Mudanjiang City,HeilongjiangProvince,China, Mudanjiang, Heilongjiang
Note: The drilling jar which is connected with drill tool and worked with drill string is a downhole stuck freeing tool in drilling operation .It is a first selected tool for directional well,complicated well and deep well.The drilling jar is consisting of drilling up jar and drilling down jar,both they can be used mutually or operated separately .The up jarring section takes use of hydraulic mechanism,the jarring force can be adjusted according to up elevating load but can not exceed the max.load for tool load rated .The down jarring section takes use of mechanical friction mechanism, the jarring force is well preadjusted by adjusting device before put into downhole.No re-adjustment can be allowed after jar is put into downhole.
