Provided is a metal ring manufacture method and a metal ring metal device capable of manufacturing a plurality of metal rings at good efficiency without damaging the metal rings. The metal rings (R) are detached from a drum retaining unit (16) by a metal ring holding unit (28) with the arrangement state thereof being maintained; thereafter, each metal ring (R) clamped in the arrangement state by a pair of fingers (45, 46) of a metal ring clamping unit (29) is delivered sequentially in the arrangement direction by a ring delivering unit disposed in the second finger (46).