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MZ die collar is a special external fishing tool that engages with the dropped tubular s such as drill pipes casing and oil tubing, by tapping on the external wall of the s. It can be used in fishing cylindrical s without inner bore or stuck inner bore.It is a highlyeffective tool in the fishing of dropped tubular s.

Ordering Instructions
1.Code number or model
2.Top connection
3.Dimension of big end and small end of fishing threads. 
4.Please specify LH/RH of thread connection and fishing thread.
5.If need no cutting chute, please specify clearly.

Ordering Instructions
1.Code number or model
2.Top connection
3.Dimension of big end and small end of fishing threads. 
4.Please specify LH/RH of thread connection and fishing thread.
5.If need no cutting chute, please specify clearly.

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Tianhe Oil Group Huifeng Petroleum Equipment CO. ltd.