3/4-10 x 4 Coarse Thread Socket Head Cap Screw Black DFAR DPODABF The 4-40 x 5/16 Slotted

The 4-40 x 5/16 Slotted Indented Hex Head Machine Screw Fully Threaded Zinc is a small

so they create their own threads as they are driven in

washer head for increased bearing surface and reduced countersinking

The self-tapping design means that they can be driven directly into the material without the need for pre-drilling

The screw is zinc plated for corrosion resistance

3/4-10 x 4 Coarse Thread Socket Head Cap Screw Black DFAR DPODABF The 4-40 x 5/16 SlottedThe 3 4 10 x 4 Coarse Thread Socket Head Cap Screw Black DFAR is a high quality fastener designed for use in demanding applications. It is made of durable steel and has a black oxide finish for corrosion resistance. The coarse thread design provides a strong hold in a variety of materials, and the socket head allows for easy installation with a hex key. This screw meets the requirements of the Defense Federal Acquisition Regulation Supplement (DFARS),