ZDK Series Back-off Sub
ZDK Series Back-off Sub
Brand SHUANGJIA
Certification
Lead Time 45days
Guarantee Period 12months
Source of Supply Heilongjiang
Payment Method T/T L/C
Product Information
Back-off sub is also called back off spear. It can instead dealing with sticking. If the fish stuck or can't be back off, we then trip the drilling tool.
Product Parameters:
|
Model |
OD mm(inch) |
Conn. |
ID mm(inch) |
OAL mm(inch) |
|
ZDK105 |
105(4 1/8) |
NC31B LH*NC31P |
15(19/32) |
580(22 13/16) |
|
ZDK121 |
121(4 3/4) |
NC38B LH*NC38P |
22(57/64) |
628(24 3/4) |
|
ZDK165 |
165(6 1/2) |
NC50B LH*NC50P |
28(1 1/8) |
690(27 3/16) |
|
ZDK178 |
178(7) |
6-5/8REGB LH*6-5/8REP |
32(1 1/4) |
700(27 9/16) |
|
ZDK203 |
203(8) |
6-5/8REGB LH*6-5/8REGP |
35(1 3/8) |
723(28 1/2) |
How to order:
1.Sizes, connections, fish size;
2.Please specify special requirements.
enter any you want...
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