10 x 2 1/2 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate M-NCAG this nut features a nylon

this nut features a nylon insert that provides a locking action

The 5/16-18 x 1 3/4 Ribbed Neck Carriage Bolt Grade 5 Fully Threaded Zinc is a high-quality fastener designed for various applications

This bolt is 1 3/4" long and has a diameter of 1/2"

This nut is RoHS compliant

and features a Grade 8 rating for exceptional load-bearing capacity

10 x 2 1/2 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate M-NCAG this nut features a nylonThese 10 x 2 1 2 Square Recess Drive Bugle Head Coarse Thread Drywall Screw Black Phosphate are perfect for a variety of drywall applications. They feature a square recess drive for a secure fit, a bugle head for a flush finish, and a coarse thread for added strength. The black phosphate finish provides corrosion resistance and a professional look. These screws are easy to install and are perfect for both residential and commercial use.