8-18 x 1/2 Unslot Hexwasher w/Bonded NEO EPDM Washer Self Drill Screw Full Thread Zinc Bake CHSB This bolt meets the DIN

This bolt meets the DIN 6921 standard

The 6-lobe pan head has a low profile and a hex socket drive

while the plain finish ensures a clean and professional appearance

The bolt has a coarse thread pattern and a square head with a washer face that provides a secure hold when tightened

The flat head design sits flush with the surface for a clean

8-18 x 1/2 Unslot Hexwasher w/Bonded NEO EPDM Washer Self Drill Screw Full Thread Zinc Bake CHSB This bolt meets the DINThese 8 18 x 1 2" self drilling screws are designed for use in metal applications. They feature a hex washer head with a bonded neoprene EPDM washer for a weather resistant seal. The screws are full thread for maximum holding power and have a zinc bake finish for corrosion resistance. They are ideal for use in roofing, siding, and other outdoor applications.