FastenersScrewsSelf-DrillingHex WasherSlottedSteel Zinc, w/Neo-EPDM Washer
HEX WASHER SLOTTED W/ NEO-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