Liberty Fastener-A Supplier of Fastener Products. 0820KWN , Self Drilling Screw with Neo-EPDM Washer

0820KWN , Self Drilling Screw with Neo-EPDM Washer

Indented Hex Washer Unslotted
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

Products specifications

Size	8 x 1 1/4 in
Ctn Qty	2000
Weight Lbs/M	9.00
Plating	Steel Zinc
Number of Points	2
Core Hardness	Rockwell C32-40