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FastenersScrewsSelf-DrillingHex Washer, SerratedUnslottedSteel Zinc, 7/16 AF, #3 & #4 Pt.

Steel Zinc, 7/16 AF, #3 & #4 Pt.

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SERRATED HEX WASHER UNSLOTTED - 7/16" A.F.

SELF DRILLING SCREWS

  • Head Height: 1/4" Diam: .172 - .190; 5/16" Diam: .208 - .229
  • Drill Point: 1/4" Diam: #3; 5/16" Diam: #4
  • Case Hardened to Rockwell C52-58 (Core Hardness: Rockwell C32-40)
  • Steel Zinc Plated

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