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FastenersScrewsSelf-PiercingHex WasherUnslottedSteel Zinc, 5/16" A.F. w/Serrations--1000 Hr Rated

Steel Zinc, 5/16" A.F. w/Serrations--1000 Hr Rated

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UNSLOTTED SERRATED HEX WASHER

SELF PIERCING SCREWS-HIGH CORROSION RESISTANCE

  • All Heads are 5/16" Across the Flats
  • Case Hardened to Rockwell C45 min.
  • (Core Hardness: Rockwell C28-38)
  • Steel Zinc / 1,000 Hour Salt-Spray Rated

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