• Free shipping > €100

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  • Delivery time: 3 business days

  • 14-day cooling-off period

  • Customization available upon request

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    DeWalt accessories
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    Festool accessories
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    Toughbuilt Inserts

Milwaukee Packout Inserts

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Recessed spotlight filler rings

Our recessed light rings make it easy to install smaller spotlights in larger holes. Available in various colors and sizes, they ensure a neat finish and secure installation. Made from durable ABS plastic, they are perfect for renovations and lighting modifications.

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Install hinges professionally without chiseling or breaking

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    ABOUT Kos Design BV

    At Kos Design B.V., we are passionate about developing and delivering products for professional builders. With our extensive experience in the construction industry, we design and develop everything in-house, from concept to execution. This enables us to work quickly, flexibly, and with a customer-focused approach. Our products meet the highest quality standards and are designed to meet the challenges of the modern construction industry. We offer custom solutions that are both functional and sustainable, and we support our customers through every phase of their project with expert advice and reliable products.