The addition of washers to hex head self-tapping screws is another feature that enhances their performance. Washers are flat discs, usually made of metal or plastic, placed under the head of the screw. They serve several important purposes
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2025-08-15 04:03
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This preload, known as 'prestress,' is what gives these fasteners their exceptional load-bearing capacity This preload, known as 'prestress,' is what gives these fasteners their exceptional load-bearing capacity
