1/4-28 x 2 1/2 Fine Thread Socket Head Cap Screw Black DFAR WMBZ which means that it has

which means that it has a long

This 1-14 x 5 Hex Tap Bolt Grade 8 Fully Threaded Zinc Yellow is a high-quality fastener designed for demanding applications

with a Phillips drive head for easy installation using a screwdriver

which means that it can be used to hold materials together that are thick or that have a lot of threads

9 Metric Flange Bolt Screw Non Serrated Black Phosphate is a high-tensile strength bolt designed for use in demanding applications

1/4-28 x 2 1/2 Fine Thread Socket Head Cap Screw Black DFAR WMBZ which means that it has1 4 28 x 2 1 2 Fine Thread Socket Head Cap Screw Black DFAR: This screw is made of steel and has a black oxide finish. It has a 1 4 28 fine thread and is 2 1 2 inches long. The head is a socket head, which means it has a hexagonal recess for a hex key or Allen wrench. This screw meets the requirements of the Defense Federal Acquisition Regulation Supplement (DFARS), which means it is made in the United States and meets certain quality standards.