4-Nail Nailing Plates 60 mm Dia CodeNameDiaPack 53NP12 NP 12 12 mm 100 53NP16 NP 16 16 mm 100 53NP20 NP 20 20 mm 100 53NP20 NP 24 24 mm 100 53NPCB NP Coil Bolt Coil Bolt 100