8-18 x 3/8 Square Flat Undercut Self Tapping Screw Type AB Full Thread 18-8 Stainless Steel 5/8-18 The lock nut features a

The lock nut features a nylon insert that helps to prevent it from loosening due to vibration or movement

this screw ensures a strong and lasting hold

These screws are ideal for use in metal roofing and siding applications

which means that it is strong enough for most applications

ensuring both functionality and a polished appearance

8-18 x 3/8 Square Flat Undercut Self Tapping Screw Type AB Full Thread 18-8 Stainless Steel 5/8-18 The lock nut features aThese 8 18 x 3 8 Square Flat Undercut Self Tapping Screw Type AB Full Thread 18 8 Stainless Steel screws are designed for use in a variety of applications. They are made of 18 8 stainless steel, which is resistant to corrosion and rust. The square flat undercut head provides a flush, low profile finish. The self tapping design allows the screws to be driven into metal without the need for pre drilling. These screws are full thread, which provides