Stainless Steel Roofing Siding Screws Hex Washer Head TEK EPDM 12 x 1-1/2 1000PC

They are normally fully threaded minus the drill point. Fastener Type: Roofing Siding Self Driller Screws. Other: Self Driller TEK #: 3 (0.333 Long). Head Type: Hex Washer w/EPDM Rubber. Hex Driver Size: 5/16".

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