One of the most common and versatile fasteners Hex bolts are one of the most common fasteners and can be used in a wide variety of applications. The 6 sided head makes them easy to install using a standard wrench or socket tool. Prime-Line Hardware Fasteners Prime-Line 9059790 Hex Bolts, 3/8 In.-16 X 2-1/2 In., A307 Grade A Hot Dip UNC Hex Head Bolts 58.17 ; Usually ships in 1 business day ; Shop with Confidence · Prime LineHex Bolts, 3/8in-16 X 3-1/2in, 304 Ss, Package Of 15. Size: 3/8 Inch-16 X 3-1/2 Inch Designed for use with a nut or a threaded hole of the same diameter and thread size Thread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt 3/8-16 x 2 Conquest A307 Grade A Hex Bolt - Plain - Fasteners Plus Ideal for general fastening applications, these 304 stainless steel hex bolts provide excellent corrosion resistance and durability. Great for connecting metal and wood components. Galvanized steel ensures corrosion resistance for various projects Features a 6 sided head and can be fastened using a wrench or socket tool Specification(s) Met: ASME B18., 2., 1and ASTM F593