In drilling and work over operation, the releasing slip spear is a tool mainly used for fishing of drill pipe , oil tube and casing from fish hole. It can be used with internal cutter, bumper jar etc.
Technical parameters and specifications
| Type |
I.D. of fishing (mm) |
Allowable pull force(KN) |
Thread conn. |
| LM-T60 |
40~45 |
150 |
2 3/8TBG |
| LM-T80 |
40~45 |
250 |
2 3/8TBG |
| LM-T86 |
40~45 |
300 |
2 3/8TBG;NC26 |
| LM-T89 |
54~76 |
320 |
2 7/8TBG |
| LM-T92 |
54~76 |
340 |
2 7/8TBG |
| LM-T95 |
54~78 |
360 |
2 7/8TBG |
| LM-T105 |
62~128 |
440 |
NC31 |
| LM-T108 |
62~128 |
470 |
NC31 |
| LM-T121 |
62~135 |
580 |
NC38 |
| LM-T127 |
75~180 |
640 |
NC38 |
| LM-T152 |
75~180 |
900 |
NC46 |
| LM-T156 |
75~180 |
970 |
NC50 |
| LM-T159 |
108～127 |
1010 |
NC50 |
| LM-T162 |
108～180 |
1050 |
NC50 |
| LM-T165 |
108～180 |
1090 |
NC50 |
| LM-T178 |
150～180 |
1270 |
5 1/2FH |
| LM-T184 |
170～206 |
1350 |
6 5/8REG |
| LM-T197 |
170～323 |
1550 |
NC50; 6 5/8REG |
| LM-T219 |
190～323 |
1920 |
6 5/8REG |
| LM-T224 |
216～323 |
2000 |
6 5/8REG |
| LM-T245 |
216～486 |
2400 |
7 5/8REG |
| LM-T340 |
216～486 |
2600 |
7 5/8REG | |
