DescriptionWith Holes : NoApplication : Speaker MagnetComposite : Neodymium MagnetShape : BallType : PermanentOrigin : Mainland Chinamodname=ckeditorf you could not find what you want, please just leave us a message or email us.We are professional magnetic material supplier. We have more than one hundred different sizes magnets in stock. We could produce as per your design for bulk quantity.Material: NdFeBGrade: N35Specifications:8*20 mmMax Working Temperature: 80C/176FTolerance: Apporx 0-1mmPlating: Nickel + Copper + Nickel Triple Layer PlatedNote:1: Neodymium magnet is extremely powerful, pls take care of your fingers or other body parts to avoid injured between 2 pieces big magnet2: Neodymium magnet is very fragile & easy damaged, pls handle gently The. Strong magnets is made of rare earth at high temperature, and it is impossible to guarantee 100% perfection. Its small flaws will not affect its performance and use.3: Strong magnets should keep away from ironware and some easily magnetized iron products, such as monitors, bank cards, computers, televisions and mobile phones4:Prohibit contact and use by children under 8 years old, prevent children from swallowingApplications:Acoustic field: the speaker, receiver, microphone, alarm, stage audio, car audio and so on.Electronics: permanent magnetic actuator vacuum circuit breakers, magnetic relays, meter, meter, sound meter, a reed switch, sensors.Electrical field: VCM, CD / DVD-ROM, generators, motors, servo motors, micro-motors, motors, vibration motors.Machinery and equipment: magnetic separation, magnetic crane, magnetic machinery.Healthcare: MRI scanners, medical equipment, magnetic health products and so on.Other industries: magnetized Wax, pipe descaling, magnetic fixture, automatic mahjong machine, magnetic locks, doors and window magnetic, magnetic luggage, leather magnetic toys, magnetic tools, gifts and packaging.modname=ckeditor