Product Review

Hex Washer Head Self-Drilling Screw 1/4''-14 X 1'', Zinc-Plated Steel
For use in Sheet Metal Steel, Attaches Metal to Metal. RoHs Compliant

   Packaged box of 50 pcs.
   1/4''-14 x 1'' Screw

PRODUCT FEATURES:
    Hex Washer Head distributes holding pressure to thin metal.
    Use these screws to secure metal to metal.
    Save Time and Effort by drilling their own holes and fastening in a single operation.
    Made from Steel, they have a Zinc Plating to resist corrosion in weather environments.


SPECIFICATIONS:
    1/4''-14 Thread x 1" Long, Hex Head
    Material: Zinc-Plated Stainless Steel
    Drill Capacity: 0.035'' to 0.100''
    Drill Speed: 2500 RPM

    Meets ASTM C 1513 for cold-formed steel framing connections
    Meets F.I.P.-1000.7 for torsional strength & drill speed
    Meets SAE J78 for Performance & Dimensional Specifications
    Meets ASTM A 510 for carbon steel manufacturing
    Meets ASTM F1941 for corrosion resistance


SCREW DIMENSIONS:
    Diameter: 1/4'' (0.25'')
    Length:     1''
    Head Width:         3/8''
    Head Height:        0.240''
    Flange Diameter: 0.520''
    Drill Tip Length:  5/16''


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