... feed the materials automatically. 3 .This nails machine has the features of high speed, low noise, less impact and good continuity. 4 ... feeder head pulley, and adjust the size of nail in advance.3, polishing:Using polishing machine polishing the semi-finished nail, add ... as their need. The maintain of nail making machine1, No adjust when the machine is working2, Keep the machine clear, wash the nail ...