Andrews Fasteners Online ShopM20 Flat Washer (Sherardized) ISO 7091£0.19 M20 Flat Washer (Sherardized) ISO 7091 quantity Add to basket Add to quote SKU: 20WIS Categories: Nuts, Washers, Springs and others, Washers Tags: EN 13811, flat washer, mild steel washer, sherardized washer Description Additional information DescriptionM20 Flat WasherMild Steel WasherStandard: ISO 7091Hardness: min. 100 HVSherardized to 30um (EN 13811)ISO 7091 Plain washers – Basic dimensionsAdditional informationWeight0.0164 kgRelated products M30 Nut ISO 4032 Nut (Zinc) Grade 8 £1.02 Add to basket M16 Flat Washer (Zinc) ISO 7091 £0.05 Add to basket Nylon Washer DIN 125A (Fire Washer) £0.04 – £1.29 Select options M16 Nut ISO 4032 Nut (Galvanised) Grade 10 £0.18 Add to basket