8 x 3/4 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate NHY which means it can withstand

which means it can withstand high levels of torque and tension

making it suitable for use with M8 bolts and screws

Its reduced hex design provides a compact and space-saving solution for tight spaces

They are also known as hex nuts

while the 4-inch length provides ample grip

8 x 3/4 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate NHY which means it can withstandThese 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.