8-18 x 5/8 Slotted Pan Self Tapping Screw Type B Fully Threaded Zinc 4 The hex head design ensures

The hex head design ensures a secure grip during installation

They have a trim head that sits flush with the drywall surface

The pan head provides a wide bearing surface for added strength

These 3/4-10 x 3 Hex Tap Bolts are fully threaded and made of Grade 5 steel

8-18 x 5/8 Slotted Pan Self Tapping Screw Type B Fully Threaded Zinc 4 The hex head design ensures8 18 x 5 8 Slotted Pan Self Tapping Screw Type B Fully Threaded Zinc: This screw is designed for use in metal applications. It has a slotted drive and a pan head. The screw is self tapping, meaning it can create its own threads in the material it is being driven into. It is fully threaded, meaning that the threads extend the entire length of the screw. The screw is made of steel and has a zinc coating for corrosion resistance.