6-18 x 1 Phillips Round Washer Self Tapping Screw Type A Fully Threaded Zinc 05NCUP188 Its 1/4-20 thread size and

Its 1/4-20 thread size and 2 1/2-inch length provide a secure hold in various materials

These 6-20 x 1 1/2 Phillips Bugle Head Full Thread Self Drilling Drywall Screws are designed for fast and easy installation of drywall to wood or metal studs

while the finished hex shape allows for easy tightening and loosening

Made from high-quality steel and heat-treated to a hardness of 10

The screw is self-piercing

6-18 x 1 Phillips Round Washer Self Tapping Screw Type A Fully Threaded Zinc 05NCUP188 Its 1/4-20 thread size andThese 6 18 x 1 Phillips Round Washer Self Tapping Screw Type A Fully Threaded Zinc screws are designed for a variety of applications. They are made of zinc plated steel for corrosion resistance and have a Phillips drive for easy installation. The round washer head provides a large bearing surface for added strength. These screws are fully threaded for maximum holding power and are self tapping for easy installation in metal, wood, and plastic.