A2 A4 Hex Socket Allen Head Bolt and Washer Sems Screw (SS304 SS316)

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In 1919, Dyke defined them as screws that are threaded all the way to the head. A socket cap screw, also known as a socket head capscrew, socket screw, or Allen bolt, is a type of cap screw with a cylindrical head and hexagonal drive hole.

Our A2 A4 Hex Socket Allen Head Bolt and Washer Sems Screw (SS304 SS316) have been used by the majority of users for many years, with reliable quality, stable performance and good reputation. Striving for the best is a kind of struggle not to be left behind and a higher level of pursuit, the core of which is high quality and efficiency. In order to gain customer loyalty, our company continues to provide customers with excellent value, because only value can drive customer loyalty, enhance customers' repeat purchase behavior and increase corporate profits.