There are disclosed a motor comprising a stator and a rotor rotary with respect to the stator, the stator comprising a stator core comprising a back yoke and a plurality of teeth projected from the back yoke 311 in a radial direction; an insulator provided in a predetermined portion in a radial direction with respect to the stator core to insulate the stator core from outside; and an insulation film formed from the other portion in the radial direction with respect to the stator core to the plurality of the teeth, to insulate stator core from the coil and the teeth, so as to reduce the manufacture price, with an easy manufacture process and an improved product reliability.