The reversing subs is also called reversing spear
which is a special tool for reversing stuck drill stem above stuck point in
drilling and work over operation. In treatment of stuck drill
stem，it can work as a fishing pin tap in reversing
operation，When fish is stuck or can not be reversed in
fishing or reversing operation，the fish can be reversed from reversing sub and the
fishing drill tool is tripped out.
Specifications - Reversing sub
|
Model
|
Tool O.D.
(mm)
|
ThreadConn(LH)
|
Catch Thread
(RH)
|
|
DKJ105
|
105
|
NC31
|
NC31
|
|
DKJ121
|
121
|
NC38
|
NC38
|
|
DKJ165
|
165
|
NC50
|
NC46
|
|
DKJ165
|
165
|
NC50
|
NC50
|
|
DKJ165
|
165
|
NC50
|
5 1/2
FH
|
|
DKJ165
|
165
|
NC50
|
NC56
|
|
DKJ178
|
178
|
NC50
|
6 5/8
REG
|
|
DKJ203
|
203
|
NC50
|
NC61
|
|
DKJ203
|
203
|
NC50
|
7 5/8
REG
|
For more information, please contact with freely
Contact: Frank Email: frank@sapwells.net
Website:www.sapwells.net
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