Drilling Tool Reversing Spear Type ZDM
group nameDownhole Tools
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Min Order1 piece
modelZDM
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update timeMon, 03 Sep 2012 02:14:09 GMT
Paramtents
FUNCTION FISHING
CERTIFICATE API 7-1
TYPE reversing
Packging & Delivery
Min Order1 piece
Briefing
Detailed
The drilling tool reversing spear type usually has a LH thread at the upper part of the spear body, while the expansion sleeve has RH thread. The guide cone at the lower part can make the expansion sleeve of the spear conveniently screw the fish connection. Raising the drilling tool, the expansion sleeve can hold the fish firmly, and then reversing. It also has the model of RH thread. When ordering, please clearly indicate double RH.
Specification Series and Performance Parameters
Model | O.D mm (in) | I.D mm (in) | Connection API | Thread for fishing API | Apply reversing drill pipe | Max. Pulling up tensile load kN |
ZDM40 | 152 （6） | 28 (1 1/10) | NC46 | NC46 | 4－41/2" drill pipe 61/4－63/4"drill collar | 350 |
ZDM46 | 121 (4 3/4) | 12 (3/4) | NC38LH | NC38 | 31/2" drill pipe 5" drill collar | 350 |
ZDM46S | 121 (4 3/4) | 12 (3/4) | NC38 | NC38 | 1/2" drill pipe | 350 |
ZDM62 | 159 (6 1/4) | 28 (1 1/10) | NC50LH | NC50 | 41/2－5" drill pipe 7" drill collar | 500 |
ZDM62S | 159 (6 1/4) | 28 (1 1/10) | NC50 | NC50 | 41/2－5" drill pipe 7" drill collar | 500 |
ZDM64 | 165 (6 1/2) | 28 (1 1/10) | NC50LH | NC50 | 41/2－5" drill pipe 7" drill collar | 500 |
ZDM70 | 178 (7) | 32 (1 1/4) | 51/2FHLH | 5 1/2FH | 51/2" drill pipe | 700 |
ZDM70S | 178 (7) | 32 (1 1/4) | 5 1/2FH | 5 1/2FH | 51/2" drill pipe | 700 |
ZDM80 | 203 (8) | 32 (1 1/4) | NC50LH | 6 5/8REG | 8" drill collar | 800 |
ZDM90 | 229 (9) | 32 (1 1/4) | NC50LH | 7 5/8REG | 9" drill collar | 800 |
