Alumi-Flex structural drill screws are 300 series (18-8) stainless steel self-drilling tapping screws that are used for fastening to aluminum when corrosion resistance and galvanic reaction are a primary concern
Features:
300 series stainless steel provides a very high level of corrosion resistance
Stalgard GB coating provides greater galvanic compatibility in aluminum
Head marked with a "3" for easy identification (undercut flat head screws do not have a head marking)
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.