Description
Full Product Description: Flat Washers – Zinc-Plated, Metric (M3–M30), Packs of 100
Overview
These are flat circular washers made of mild steel and finished with a zinc plating to improve their corrosion resistance. They conform to British Standard BS 4320 or DIN 125 (Form A) for metric washers and are typically sold in bulk packs of 100 units per size.
Key Specifications (example: M30 washers)
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Standard: DIN 125 A (commonly used for Form A flat washers)
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Material: Mild steel with zinc plating—provides a protective layer that resists rust and corrosion.
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Dimensions (M30): Inner diameter (ID): ~31 mm; Outer diameter (OD): ~56 mm; Thickness: ~4 mm
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Packaging: Supplied in boxes of 100, with tiered pricing





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