Solid Brass Penny Repair Washers M3–M6 Solid Brass Penny Repair Washers – M3, M4, M5 and M6 Solid brass penny washers, also known as repair or mudguard washers, with a large outside diameter to spread clamping loads over a wider area. The... £0.24 (Inc. VAT) £0.20 (Ex. VAT) Choose Options Compare