... 3.Stamping:high speed stamping4,automatic welding or riveting 1,motor parts stator and rotor2,Material: silicon steel ,Stainless steel , Iron3,size ... for you?Mainly Motor Parts (including DC brushed motor commutator, BLDC motor commutator, AC series motor commutator, FHP motor commutator, PSC motor commutator, shaded pole motor commutator, vacuum cleaner ...