To efficiently manufacture the nail having recesses for a detent.
In the manufacturing method of the nail intermittently feeding a prescribed length of wore rod 9 and executing the formation of the nail head and the cutting of a prescribed length of wire rod 9 with impact to the tip end of the wire rod under the state firmly holding the wire rid 9 at the time of stopping to feed the wire rod 9, the wire rod is firmly held with plural embossing rolls 8, 81 in the pre-process of cutting under the state firmly holding the wire rod 9, moreover the embossing rolls 8, 81 are transferred in the inverse direction with respect to the feeding direction of the wire rod under the state firmly holding the wire rod, and recesses 91 are formed in the wire rod with the projecting part formed in the peripheral surface of embossing rolls.
SONODA HISAE
