The Casing Spear is used to engage a fish internally in order that it may be pulled or jarred from the hole. It is especially designed for marine operations.
The tool is composed of top sub, mandrel, slip (or slip segments and slip holder), jarring ring, and screws.
High strength, easy to operate are the features of the casing spear manufactured in our company.
Specifications:
|
Nominal Casing Size |
Tool O.D(mm) |
Tool I.D(mm) |
Top Connection |
|
7〞 |
146 |
38 |
4 1/2〞REG |
|
9 5/8〞 |
210 |
51 |
4 1/2〞REG, NC50 |
|
13 3/8〞 |
298 |
51 |
6 5/8〞REG, NC50 |
|
36〞 |
660 |
76 |
6 5/8〞REG, 7 5/8〞REG |
The Spear for Drilling and Servicing is a fishing tool that provides a dependable, inexpensive and simple means of engaging or stabbing a fish internally. The spear assures positive engagement or stab, easy release from the fish when desired, and easy reengagement after the spear has been released.
There are three type spears available in our company, they are thread stabbing spear, pack off spear, and non-pack off spear. All sizes and mechanical properties of these spears conform to SY/T5069-2000 standard.
When ordering or requesting quotation, please specify:
1.Type of spear;
2.ID. of fish to be caught;
3.Size and type of top connection, etc.