1/2-20 x 2 1/4 MS35308, Military Hex Head Cap Screw Fine Thread 300 Series Stainless Steel DFAR FTPB The screws are made of

The screws are made of 18-8 stainless steel

The Phillips truss head design makes it easy to drive the screw into place

This 5/16" x 1-1/4" Fender Washer is made of durable steel and hot-dip galvanized for corrosion resistance

and the threads help to hold them securely in place

The nibs located beneath the head prevent the screw from turning during the welding process

1/2-20 x 2 1/4 MS35308, Military Hex Head Cap Screw Fine Thread 300 Series Stainless Steel DFAR FTPB The screws are made ofThe 1 2 20 x 2 1 4 MS35308 is a military grade hex head cap screw made of 300 series stainless steel. It is designed to meet the requirements of the Defense Federal Acquisition Regulation (DFAR) and is commonly used in aerospace, defense, and other demanding applications. The screw features a 1 2 inch diameter, a 20 threads per inch fine thread pitch, and a length of 2 1 4 inches. It has a hex head for easy installation and removal using a hex key or