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Mega Sale 1/4"-20 X 2-1/2" DeWalt Bi-Flex Self-Drilling Screws Hex Washer Head Point Type 3 Carbon Steel DFSEAJ640 (1000/Pkg.)
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Mega Sale 1/4″-20 X 2-1/2″ DeWalt Bi-Flex Self-Drilling Screws Hex Washer Head Point Type 3 Carbon Steel DFSEAJ640 (1000/Pkg.)

Original price was: $1,585.29.Current price is: $665.82.

For orders under $150.00, a shipping fee of $12.99 applies.

SKU: SKHWTA01E04 Category: Tag:
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Industrial fasteners designed for metal-to-metal joining in commercial and heavy-industrial environments. The DeWalt Bi-Flex Self-Drilling Screw, Hex Washer Head, Point Type 3, constructed from carbon steel, delivers fast installation and secure seating in sheet metal and light structural assemblies.

Specs

    Dimensions: Diameter 1/4, Length 2-1/2

    Drive type: Hex

    Material grade: Carbon Steel

    Thread type: 1/4-20 UNC

Features

    Self-drilling capability: Eliminates pre-drilling in sheet metal, enabling high-speed installation and consistent thread formation.

    Bi-Flex design: Provides adaptability to slight thickness variations, reducing walk and stripping risk during assembly.

    Hex Washer Head: Allows flush seating with enhanced load distribution and improved resistance to loosening under vibration.

    Point Type 3: Sharpened tip geometry for controlled penetration and minimal wandering on metal surfaces.

    Applications: Suitable for metal roofing, enclosure fabrication, electrical cabinets, HVAC duct joints, and machinery guards where fastener reliability and speed are critical.

    Material compatibility: Carbon Steel base substrate provides strong shear strength and compatibility with common metal panels and structural members when used with appropriate protective coatings or environments.

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