Strong-Drive® SDS Structural Wood Screw

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Information on this page has been updated since the printing of the C-2011 catalog.
To view the specific changes made to this page in detail, visit the Catalog Changes and Corrections page.

Strong-Drive® SD Wafer-Head Screw

The SD8 #8x1 1/4" wafer head screw is ideal for miscellaneous fastening applications. The needle point ensures fast starts and deep #2 Phillips drive reduces cam-out and stripping.

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Features:

Wafer head
Deep Phillips drive reduces cam-out and makes driving easier
Serrated threads for easier driving
Sharp point for fast starts
Clear zinc finish

Material: Heat-treated carbon steel

Finish: Clear zinc

WARNING: Industry studies show that hardened fasteners can experience performance problems in wet or corrosive environments. Accordingly, the SD8 should be used in dry, interior, and noncorrosive environments only.

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SD8x1.25

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Allowable Loads
SDS and SD Wood Screws

Allowable loads are shown at the wood load duration factor of C_D = 1.00.
Loads may be increased for load duration up to a C_D = 1.60.
SD8x1.25 requires 3/4" minimum penetration into the main member. DO NOT USE SD8x1.25 wood screws with structural connectors unless specified.

C-FS11 (Fastening Systems), page 99

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Catalog Pages (PDFs):

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C-2011 (Wood Construction Connectors), page 28

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Related Categories:

Specialized Fasteners (Wood Construction)
Fasteners and Adhesives for Home Products (DIY)

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