Releasing Overshot,drilling rig tools parts,casing tools parts
The Releasing Overshot
The releasing overshot is an external catch fishing tool.It can catch all kinds of tubings,drill pipes ,casings with cylindrical fish top . Also it can be used with jars .The releas-ing overshots are available in A type (with basket grapple)and B type (with spiral grapple)
Technical specifications and parameters for A type releasing overshot
Type | Max.O.D (mm) | Connection | Catch size (mm) | Casing size |
LT-01TA | 95 | NC26 | 47~55 | 4 1/2"(Casing) |
LT-02TA | 105 | NC31 | 59~68 | 5"(Casing) |
LT-03TA | 114 | NC31 | 72~79 | 5 1/2"(Casing) |
LT-04TA | 134 | NC31 | 88~97 | 6 5/8"(Casing) |
LT-05TA | 145 | NC38 | 101~108 | 7"(Casing) |
LT-06TA | 160 | NC38 | 113~119 | 7 5/8"(Casing) |
LT-07TA | 185 | NC38 | 126~148 | 8 5/8"(Casing) |
Technical specifications and parameters for B type releasing overshot
Type | Max.O.D (mm) | Connection | Catch size (mm) | Casing size |
LT-01TB | 95 | NC26 | 53~70 | 4 1/2"(Casing) |
LT-02TB | 105 | NC31 | 64~79 | 5"(Casing) |
LT-03TB | 114 | NC31 | 81~90 | 5 1/2"(Casing) |
LT-04TB | 134 | NC31 | 93~105 | 6 5/8"(Casing) |
LT-05TB | 145 | NC38 | 106~119 | 7"(Casing) |
LT-06TB | 160 | NC38 | 120~134 | 7 5/8"(Casing) |
LT-07TB | 185 | NC38 | 139~156 | 8 5/8"(Casing) |
Releasing Overshot,drilling rig tools,casing tools.......
