shaft 10/12 , sharp cover . can use copper wire , aluminum wire . copper mix aluminum wire 10/12 ,sharp cover . can use copper wire , aluminum wire . copper mix aluminum wire Spin Motor/ Spin Machine Motor performance characteristicsSmoothing in operated,strong loading capacity,fast startup,long work times.ItemRated voltage(v) Rated power input(W) Rated current(A) Rated speed of rotation(RPM) ...