B1/4-20 x 3 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR DPFDF The modified truss head provides

The modified truss head provides a low profile and good bearing surface

The screw is 4-24 x 1/4

The screw has a flat undercut head that sits flush with the surface of the material being fastened

which means that it has a sharp point that is designed to cut into the material being fastened

and the threads on the bolt engage with the metal or wood

B1/4-20 x 3 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR DPFDF The modified truss head providesB1 4 20 x 3 MS90728 is an Alloy Steel B1821 Coarse Cap Screw manufactured according to ASTM A354BD standards. It features a 1 4 20 thread size and a length of 3 inches. The screw is coated with Zinc Yellow DFAR for corrosion resistance and enhanced durability. It is commonly used in various industrial and construction applications where high strength and reliability are required.