Product Details
The kit includes 5/16-18 serrated flange hex lock nuts that are case hardened HR15N 78/90 with a zinc bake finish. These hex head screws are designed for use with a wrench or pneumatic tools, ensuring a secure connection. The serrated flange design provides additional grip when fastening, making them ideal for applications where vibration or movement may loosen traditional nuts. These lock nuts meet industry standards for performance and durability, ensuring compliance with relevant specifications. They are particularly suitable for use in construction and automotive applications where strength and reliability are paramount.








