The 6 sided head makes them easy to install using a standard wrench or socket tool.
Size: 3/8 inch-16 X 3 inchOne of the most common and versatile fastenersDesigned for use with a nut or a threaded hole of the same diameter and thread sizeFeatures a 6 sided head and can be fastened using a wrench or socket toolNuts & washers not includedThread Type: Coarse, Thread Class: UNC-2A, Point Style: BluntSpecification(s) Met: ASME B18. Hex bolts are one of the most common fasteners and can be used in a wide variety of applications..