METRIC DIN 522 ISO N/A BS N/A
PENNY WASHERS ARE ALSO KNOWN AS REPAIR WASHERS AND MUDGUARD WASHERS.
PENNY WASHERS HAVE A LARGE OUTSIDE DIAMETER STARTING FROM 20mm RIGHT UP TO 50mm OUTSIDE DIAMETER.
GRADE 4 MILD STEEL ZINC PLATED.
GRADE A2 = 304 STAINLESS STEEL.
GRADE A4 = 316 STAINLESS STEEL.
ALSO AVAILABLE IN - BRASS AND NYLON.