8-15 x 2 1/4 Square Drive Trim Head Drywall Screw Fine Thread Black Phosphate 5/16-18 NTE and features a nylon insert

and features a nylon insert that helps to prevent loosening due to vibration or shock

Ideal for suspending fixtures

With a thread size of 5/16-18 and a 2B finish

These nuts are manufactured in North America

This creates a strong hold that prevents the fastener from coming loose

8-15 x 2 1/4 Square Drive Trim Head Drywall Screw Fine Thread Black Phosphate 5/16-18 NTE and features a nylon insertThese 8 15 x 2 1 4 Square Drive Trim Head Drywall Screws are designed for use in drywall applications. They feature a fine thread for a secure hold and a black phosphate finish for corrosion resistance. The square drive head provides a secure grip for driving, and the trim head design allows for a flush finish with the drywall surface. These screws are ideal for hanging drywall, attaching trim, and other general construction applications.