FastenersScrewsSelf-DrillingHex WasherUnslottedSteel Zinc, w/Neo-EPDM Washer #2 & #3 Pt.
HEX WASHER UNSLOTTED W/ EPDM WASHER
SELF DRILLING SCREWS
- Used in metal roofing to create a leak-proof seal
- Screw is Case Hardened to Rockwell C50-56 (Core Hardness: Rockwell C32-40)
- Steel Zinc Plated
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