1/4-20 x 1 1/4 Phillips Flat Undercut Machine Screw Fully Threaded Zinc BP5P The bolt has a 1/2-13

The bolt has a 1/2-13 thread pitch and a 3-inch length

and other large wooden structures

The 5/16-24 x 1 1/4 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

and the zinc plating offers corrosion resistance

The hex shape allows for easy tightening and loosening using a standard hex key or wrench

1/4-20 x 1 1/4 Phillips Flat Undercut Machine Screw Fully Threaded Zinc BP5P The bolt has a 1/2-13This 1 4 20 x 1 1 4 Phillips flat undercut machine screw is made of steel and has a zinc finish. It has a fully threaded body and a Phillips drive. The flat undercut head has a diameter of 0. 281 inches and a height of 0. 062 inches. The screw has a length of 1 1 4 inches and a diameter of 0. 25 inches. It is designed for use in a variety of applications, including metalworking, woodworking, and plasticworking.