3/8-16 x 5/8 Hex Head Flange Non Serrated Frame Bolt IFI-111 2002 Grade 8 Black Phosphate 5/8-11 It features a square head

It features a square head that fits into a square hole in the material being fastened

meaning it is not intended for use in pressure vessels

This 1/2-20 x 2 Hex Cap Screw Grade 5 Zinc is a high-quality fastener designed for use in a variety of applications

The 3/8-16 x 6 Hex Tap Bolt Grade 8 Fully Threaded Plain is a high-strength fastener designed for demanding applications

The 3/8-16 x 12 Carriage Bolt Galvanized Partially Threaded Under Sized Body is a high-quality fastener designed for a wide range of applications

3/8-16 x 5/8 Hex Head Flange Non Serrated Frame Bolt IFI-111 2002 Grade 8 Black Phosphate 5/8-11 It features a square headThe 3 8 16 x 5 8 Hex Head Flange Non Serrated Frame Bolt IFI 111 2002 Grade 8 Black Phosphate is a high strength bolt designed for use in a variety of applications. It is made of steel and has a black phosphate finish for corrosion resistance. The bolt has a hex head for easy installation and removal, and a flange head that provides a large bearing surface for added strength. It is also non serrated, which means that it will not damage the surface it