Volume 141 Catalog Page: 626Bolt set is used to mount and secure toilet to flangeRetaining washer secures the bolts to the flange eliminating"Fall-Through"Retaining washer is pushed onto the bolt and fastened by twisting downBolts are made of solid brass that will not rust or corrodeSet includes 2 Solid Brass Bolts And Nuts, 2 Stainless Steel Washers, 2 Retaining Washers27905L