Street Address: No.3 Binjiang Industrial Area
City: Nan'an City
Province: Fujian
Country/Region: China
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The SQUARE NUT is 40CR, mechanical grade is 10.9,the product can be customized
The material is 40CR, mechanical grade is 10.9, case hardening is HRC 32-36, and the surface is treated with bluing and phosphating, the specification can be customized.
SQUARE NUT