With Holes : NoApplication : Industrial MagnetComposite : Rare Earth MagnetModel Number : imanesShape : BlockType : PermanentOrigin : Mainland ChinaCertification : NONEif 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.Shape: RoundMaterial: NdFeBGrade: N35Max Working Temperature:80C/176FTolerance: Apporx 0-0.4mmPlating: 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 gently3: 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.