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Home > Manufacturing & Processing Machinery > Mining Machinery > Mining Machinery Parts > API 7-1 DJ Type Surface Bumper Jar For Stuck Problem
API 7-1 DJ Type Surface Bumper Jar For Stuck Problem
Negotiable
MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Business Type:
Distributor/Wholesaler
Year Established:
2012
Annual Export Value:
US$10 Million - US$50 Million
Payment & Shipping
Payment Methods:
Port of Shipment:
shanghai
Delivery Detail:
Delivery time depends on order quantity.
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The surface bumper jar is an effective tool for resolving the stuck problem by producing downward jarring impact to the stuck portion in down hole. It is used to joint at the drilling platform, so the tool has the advantages of powerful jarring force, reliable tonnage-adjusting and convenient utilization. It is especially effective for freeing key-seat and tight-hole tool.
Type |
O.D |
I.D mm (inch) |
Connection(API) |
Max. Jarring Force (kN) |
Max. Stroke |
Overall Length |
DJ178- I |
178 (7) |
48 (1 7/8) |
NC50 |
750 |
1200 (47 1/4) |
3020 (118 7/8) |
DJ178-II |
178 (7) |
57.2 (2 1/4) |
NC50 |
800 |
1000 (39 3/8) |
4200 (165 23/64) |
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Business Type
Distributor/Wholesaler
Year Established
2012
Annual Export Value
US$10 Million - US$50 Million
Port of Shipment
shanghai
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