8 x 3/4 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate NHY The washer has a series

The washer has a series of internal teeth that bite into the surface of the bolt or nut

They are also known as hex nuts

which means it can withstand high levels of torque and tension

With its metric M24 thread size and 3

Whether for industrial

8 x 3/4 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate NHY The washer has a seriesThese 8 x 3 4 inch square recess drive bugle head coarse 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 coarse thread provides a strong hold in drywall and other soft materials. These screws are ideal for hanging pictures, mirrors, shelves, and other lightweight objects.