1/4 x .25-.37 Aluminum Rivet with Aluminum Mandrel 22NCUP Its indented hex flange head

Its indented hex flange head offers a secure grip and prevents the screw from turning

it features a fully threaded body and a 6-lobe drive for secure installation

The screw is 12-24 threads per inch and has a length of 1/2 inch

this nut ensures a tight fit on compatible bolts or studs

It is 7/16 inches long and has a diameter of 4-40

1/4 x .25-.37 Aluminum Rivet with Aluminum Mandrel 22NCUP Its indented hex flange head1 4" x . 25" . 37" Aluminum Rivet with Aluminum Mandrel A 1 4" diameter aluminum rivet with a grip range of . 25" to . 37" and an aluminum mandrel. The rivet is designed for use in applications where a strong, permanent joint is required. The aluminum construction provides excellent corrosion resistance and strength. The mandrel is designed to break off easily, leaving a flush finish. The rivet is commonly used in aircraft, automotive, and marine