Bi-Flex® (Phillips Undercut Flat Head) Bi-Metal Self-Drilling Structural Screws

Bi-Flex structural screws are bi-metal self-drilling tapping screws that provide the corrosion resistance of 300 series stainless steel and the efficiency of drill screws. Bi-Flex screws are suitable for use in both steel and aluminum.

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Features & Specs

FEATURES

  • High strength, ductility and reliabliity
  • Immune to hydrogen assisted stress corrosion cracking (HASCC)
  • Higher corrosion resistance compared with carbon steel and 410 series stainless steel fasteners
  • Stalgard GB coating creates greater galvanic compatibility in dissimilar metal applications, including connections involving aluminum
  • 18-8 stainless compatible with pressure treated lumber

Specifications