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Address:Zhengzhou city in China.
Phone:0086-371-86151827
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EN 10025-2 S275JR high strength steel plate
2018-11-21 -
EN 10025 S275JR Mild steel plate
2018-11-21 -
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A387 Gr11 Cl1 Boiler steel plate
2018-11-16
Digital display boring machine deep hole processing
This is the equipment Digital display boring machine deep hole processing.
Boring machine small diameter deep hole processing method：1.drill 2.chambering 3.reaming 4.boring
Address: Zhengzhou city in China.
Phone: 0086-371-86151827
Email: 
