7 x 1 1/4 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate NFB This 5/16-18 x 1 3/8"

This 5/16-18 x 1 3/8" Square Head Battery Bolt is a fully threaded bolt with a square head and zinc plating

round washer with a hole in the center that is used to distribute the load of a screw or bolt

200HR of salt spray protection

and the trim head design allows the screw to be countersunk below the surface of the drywall for a clean

These nuts are strong and reliable

7 x 1 1/4 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate NFB This 5/16-18 x 1 3/8"These 7 x 1 1 4 inch square recess drive bugle head coarse thread drywall screws are made of steel and coated with a black phosphate finish for corrosion resistance. They are designed for use in drywall applications and feature a square recess drive for easy installation. The bugle head provides a flush finish when countersunk, and the coarse thread provides excellent holding power in drywall. These screws are sold in packs of 1000.