Jiangsu Shuguang Huayang Drilling Tool Co., Ltd.

Jiangsu Shuguang Huayang Drilling Tool Co., Ltd.

Manufacturer from China
Active Member
10 Years
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Jiangsu Shuguang Huayang Drilling Tool Co., Ltd.
City:Taizhou
Province/State:Jiangsu
Contact Person:Mr. Vincent
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square kelly

square kelly
  • square kelly
Products Detailed
Each kelly shall be conduct 4145H full length heat treatment to ensure that hardness can reach 285-341HB at 1inch from OD; impact energy more than ...
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