sku=G22-61,select_size=Cottle Septum Chisel 7" Straight 12mm Gradulated|sku=G22-60,select_size=Cottle Septum Chisel 7" Straight 9mm Gradulated|sku=G22-59,select_size=Cottle Septum Chisel 7" Straight 7mm Gradulated|sku=G22-58,select_size=Cottle Septum Chisel 7" Straight 4mm Gradulated|sku=G22-57,select_size=Cottle Septum Chisel 7" Straight 12mm Grad Tapered|sku=G22-56,select_size=Cottle Septum Chisel 7" Straight 7mm Grad Tapered|sku=G22-55,select_size=Cottle Septum Chisel 7" Straight 4mm Tapered