Releasable Reversing Spear Type DLM-T
Model “DLM-T” Releasable Reversing Spear is a tool designed to recover and back off the stuck pipe-shaped fish like drill pipe, oil tubing, etc. Back-off operation and fishing job are performed through the interior bore of the fish by using the spear. When catch the fishes, it cannot be lifted up. Thus, the held fishes can also be released.
Specifications
| Model | The Scope of Fishing Pipes String I. D.mm(in) | Max Working LoadkN (lbf) | Back-off Pull & Allowable Torque | Connection |
|
| Max Working LoadkN(lbf) | Max Working Torque N·m (lbf·ft) | ||||
| DLM-T48 | 39～42(1-9/16～1-5/8) | 200(44961) | 117(26302) | 2500(1843) | NC26 |
| DLM-T60 | 49～52(1-15/16～2-1/16) | 300(67442) | 147(33046) | 4313(3181) | 2 7/8REG |
| DLM-T73 | 60～78(2-3/8～3-1/16) | 440(98915) | 166(37318) | 5799(4277) | 2 7/8REG,NC31 |
| DLM-T89 | 75～91(2-15/16～3-9/16) | 500(112404) | 166(37318) | 9593(7075) | NC38 |
| DLM-T114 | 99～103(3-7/8～4-1/16) | 800(179847) | 196(44062) | 10726(7910) | 4 1/2REG,NC38 |
| DLM-T140 | 117～168(4-5/8～6-5/8) | 880(197831) | 196(44062) | 13263(9782) | NC50 |
| DLM-T245 | 216～229(8-1/2～9) | 2250(505820) | 340(76435) | 22370(16499) | NC50 |
| DLM-T273 | 247～259(9-1/4～10-1/4) | 2500(562022) | 390(87675) | 23242(17142) | 5 1/2FH |
| DLM-T340 | 313～323(12-5/16～12-11/16) | 2750(618224) | 390(87675) | 24713(18227) | NC50 |