7 x 1 1/2 Phillips Bugle Head Fine Thread Drywall Screw Black Phosphate D6923RA2 The nut has a Keps

The nut has a Keps lock

Its black oxide finish provides excellent corrosion resistance

Made from durable silicone bronze

5/8-18 Hex Jam Nut Grade 8 Zinc Yellow is a high-strength

7 x 1 1/2 Phillips Bugle Head Fine Thread Drywall Screw Black Phosphate D6923RA2 The nut has a KepsThese 7 x 1 1 2 inch Phillips bugle head fine thread drywall screws are made of steel with a black phosphate finish for corrosion resistance. They have a sharp point for easy penetration and a bugle head that countersinks into the drywall without damaging the surface. The fine thread provides a secure hold in drywall and other soft materials. These screws are ideal for hanging drywall, paneling, and other lightweight materials.