Finish AB=Antique Brass AC=Antiqur Copper BB=Brass Brushed BN=Black Nicke CB=chrome brushed CP=chrome plated GP=gold plated GP/BN=gold plated/black nickle GP/GB=GP/SG=GP/STG=gold plated/satin gold GP/NS=glod plate/nickle satin GP/PN=gold plate/pearl nickle PB=polished brass PG=pearl gold PN=pearl nickle SC=satin chrome SS=stainless steel brushed Material B=BRASS Z=ZINC ALLOY AL=ALUMINUM S=STEEL SS=STAINLESS STEEL E.G.GW-001002C GP GW…………company name 001…………plate code 002…………handle code C…………hole tyle GP…………finish(color)