SIPA DIN 440 washers are designed for use with screws and bolts to provide stable, even support on wood, metal, and composite materials. Ideal for wooden structures, they ensure proper load distribution, reduce vibration, and provide longer-lasting tightness over time.
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SIPA provides companies and distributors with a comprehensive range of small metal parts, small plastic parts, and washers, as well as blanking, moulding, and contract manufacturing services. Contact us to learn about the products in our catalogue, the many customisation options we offer, and our machining and production services as a subcontractor.
