Applied in the following fields
1. Petroleum and mining machinery fields: screw drill motor stator housing, drill rod, drill bit, cylinder, bracket, mechanical shaft, etc.
2. Automobile field: engine cylinder block, cylinder head, crankcase, transmission shaft, etc.
3. Military field: can be used for processing engine and pipe inner bore processing.
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NO. 1192, Xinhu Street, Dezhou City, Shandong, China 
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