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Description
Product Features
✔ Precise Dimensions
- Diameter: 3.9 mm
- Length: 16 mm / 25 mm
- Quantity: 200 pieces per box
- No Cap included
The 3.9 mm diameter offers excellent holding strength while the 16/25 mm length is perfectly suited for attaching window sills and thin metal components without penetrating too deeply into the substrate.
✔ Designed for Window Sill Installation
These screws are specially developed for fastening:
- Exterior window sills
- Aluminium window sills
- Steel window sills
- Flashing profiles
- Sheet metal trims
- Metal finishing profiles
Their design helps create a clean and professional finish while ensuring long-lasting performance.
✔ Durable Construction
Manufactured from high-quality steel, these screws provide:
- Excellent mechanical strength
- Reliable fastening performance
- Long service life
- Resistance to loosening caused by vibration and temperature changes
✔ Easy Installation
The precision-engineered thread allows for quick and effortless installation, reducing installation time and improving efficiency on-site. The screws create a secure connection while maintaining a professional appearance.
✔ Professional Finish
These screws are commonly used by window installers, construction professionals, roofers, façade specialists, and maintenance contractors who require dependable fastening solutions for everyday projects.
Shipping Policy
Thank you for shopping with us! Below you’ll find all the details about how we handle shipping.
Order Processing
Orders are processed within 1 to 2 business days after payment is received (excluding weekends and public holidays).
You will receive an order confirmation email once your purchase has been completed, and another notification when your order has shipped.
Shipping Rates & Delivery Times
Belgium: Delivery typically takes 4–7 business days.
European Union: Delivery typically takes 7–14 business days.
International Shipping: Delivery times vary by destination. Average delivery is 14–21 business days.
Shipping costs are calculated at checkout and may vary depending on order weight, size, and destination.
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