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Zhejiang Zheng Rong Machinery Co. Ltd. 14yr.
Contacts 马帅 Chat
Mobile 86-15268696111
E-mail rongzhengjx@hotmail.com
WeChat 15268696111
The oil field rotary hook is composed of shackle, rotary body and claw safety hook. The shackle is alloy steel 40Cr die forgings. The safety coefficient of working tension is 4 times
The hook is manufactured by 35CrMo die forging and has a safety factor of 5 times


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