AZ casing spears is mainly used for fishing casing,the fish can be pulled or jarred out from the well by catching the inner diameter of the fish.It has features of simple operation, high strength,large area of grapple,wide fishing range.It can be used alone,and also can be used with cutting tools to achieve fishing and cutting at one time.If the fishing is not successful,this tool can be easily release from the fish.
| Model | Mandrel OD | ID | Casing Size | Connection |
| mm (inch) | mm (inch) | mm (inch) | ||
| LM7-AZ | 146(5-3/4) | 38.1(1-1/2) | 177.8(7) | NC38 |
| LM9-5/8-AZ | 210(8-17/64) | 50.8(2) | 244.5(9-5/8) | 4-1/2REG |
| LM13-3/8-AZ | 299(11-49/64) | 71.4(2-13/16) | 339.7(13-3/8) | NC50 |
| LM18-5/8-AZ | 299(11-49/64) | 71.4(2-13/16) | 473.1(18-5/8) | 6-5/8REG |
| LM20-AZ | 299(11-49/64) | 71.4 (2-13/16) | 508(20) | 6-5/8REG |
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