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    Glazing Supplies Direct

    Techfast Self-Tapping Window Screws 3.9 x 25mm & 3.9 x 19mm – Box of 1,000 – High-Quality Phillips Drive Screws for Window Installation

    Techfast Self-Tapping Window Screws 3.9 x 25mm & 3.9 x 19mm – Box of 1,000 – High-Quality Phillips Drive Screws for Window Installation

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    Techfast Self-Tapping Window Screws – Available in 3.9 x 25mm & 3.9 x 19mm

    These Techfast Self-Tapping Window Screws are essential for any window installation project. Designed with a Phillips drive and a durable self-tapping thread, they ensure a secure, easy, and efficient installation. With their high-strength steel construction, these screws are perfect for securing window frames and other light-to-medium construction applications.

    Why Choose Techfast Self-Tapping Screws?

    • Precision Engineering: The self-tapping threads bite into the material without the need for pre-drilling, saving time and effort.
    • Durable: Made from high-quality steel for long-lasting performance.
    • Easy Installation: The Phillips drive ensures a snug fit with a variety of tools, reducing stripping and slipping.
    • Versatile: Ideal for window installation and general construction applications.
    • Two Size Options: Available in 3.9 x 25mm and 3.9 x 19mm to suit different project needs.
    • Large Pack Size: 1,000 screws per box, perfect for bulk projects.
    • Bulk Buy or DIY: Pack sizes of 100, 500, and 5,000 also available for Trade or DIY Customers


    Key Features:

    • Self-Tapping: No pre-drilling required for quick installation.
    • Corrosion-Resistant Finish: Zinc-plated for added durability.
    • Phillips Drive: Works seamlessly with standard tools and inserts.
    • High-Quality Construction: Strong steel ensures long-lasting durability in window and frame installations.
    • Multiple Sizes Available: Choose from 3.9 x 25mm and 3.9 x 19mm to match your needs.

    Product Specifications:

    Size Pack Quantity Material Drive Type Pack Dimensions (mm) Pack Weight (g)
    3.9 x 25mm 1,000 screws Zinc-plated Steel Phillips PH 195 x 140 x 300 1000
    3.9 x 19mm 1,000 screws Zinc-plated Steel Phillips PH 195 x 140 x 300 1000

    Applications:

    • Ideal for window frame installation
    • General construction and DIY projects
    • Suitable for wood, PVCu, and soft metals

    Get your Techfast Self-Tapping Window Screws today for quick and efficient installation. Order now to receive your 1,000 screws in a convenient box – the best choice for window fitting professionals and DIY enthusiasts.


    Specifications

    Delivery & Returns

    The estimated delivery window for this item is shown above. Most orders arrive within 3 working days; a number of brands ship direct from the manufacturer and take 5–8 working days.

    Free UK delivery on orders over £50. All orders are dispatched on a tracked service. Returns accepted within 30 days on unused, unopened items.

    If your order is urgent, contact us for an estimated delivery date before ordering.

    Trade Pricing

    All prices shown are trade prices — no account or login required. Buy as many or as few as you need.

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    • Trade Pricing

      No account needed

    • Next-Day Delivery

      On many core items

    • 30-Day Returns

      Unused & unopened

    • Always in Stock

      Bulk & single units

    • Estimated delivery: 3 working days Dispatched on a tracked service
    • Free UK Delivery On all orders over £50
    • Next Day Available Order before 3pm Mon–Fri
    • Easy Returns 30-day hassle-free returns
    • Secure Checkout SSL encrypted payment