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型号(单位mm)
大端直径
小端直径 外径
内径
接头外径
总长
落鱼
MZ55×40-NC26
55 40 86 38.1 86 410 48
MZ68×50-NC26
68 50 95 38.1 86 550 60
MZ80×62-NC26
80 62 114 38.1 86 560 73
MZ96×74-NC31
96 74 127 50.8 105 640 89
MZ110×90-NC38
110 90 143 57.2 121 610 102
MZ122×102-NC38
122 102 162 57.2 121 620 114
MZ135×110-NC50
135 110 175 71.4 168 690 121/127
 TIANHE MZ die collar is a special external fishing tool that engages with the dropped tubular objects such as drill pipes casing and oil tubing, by tapping on the external wall of the objects. It can be used in fishing cylindrical objects without inner bore or stuck inner bore.It is a highlyeffective tool in the fishing of dropped tubular objects.
die collar
4 Order instruction

4.1 Product specification and serial number

4.2 thread connection

4.3 fishing size on big and small fishing end

4.4 Please specify LH/RH thread connection an
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Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.