... magnet3, 5, 7, 8, 9, 12,16 slots armatureSilicon-steel lamination with epoxy coatingHigh-carbon steel shaftCu-Ag alloy ... alloy sintered bushes155oC (class F) magnet wire↓↓↓↓↓Customized OptionsLeadwires with connector / pinsEMI suppression componentsPTC or thermostate protectionBuilt-in ... -40oC ~ 220oC bearing lubricantNeodymium magnets 12v dc motor with low noise motor,low rmp motor,used for copy ...