M10 Flat Washers Form A Zinc Plated BS4320Default ManufacturerM10 Flat Washers Zinc Plated, Form A and manufactured to BS4320 Home / Nails Fixings & Anchors / Bolts. Nuts & Washers / Flat Washers Form A Zinc Platedflatwasher-m10PROWA101.47DIY4U (NI) Ltdhttps://diy4u.co.uk/Item/flat-washers-form-A-zinc-plated-m10