1/4-14 x 1 1/4 Unslot Hexwasher w/Bonded NEO EPDM Washer Self Drill Screw Full Thread Zinc Bake MCB The course thread ensures a

The course thread ensures a quick and easy installation

and are fully threaded for maximum holding power

this washer has a split design that creates a locking action when compressed

and the 5/8-11 thread size ensures a tight fit

1/4-14 x 1 1/4 Unslot Hexwasher w/Bonded NEO EPDM Washer Self Drill Screw Full Thread Zinc Bake MCB The course thread ensures aThis 1 4 14 x 1 1 4 inch unslot hex washer screw features a bonded neoprene EPDM washer for a watertight seal. The self drilling point eliminates the need for pre drilling, making installation quick and easy. The full thread design provides maximum holding power, while the zinc bake finish offers corrosion resistance. Ideal for use in metal roofing, siding, and other outdoor applications.