Product Advantages:       1, Electric motor arc magnet size: 0-120mm 2, Magnetizing Direction: Radial or Thickness 3, Assembling: Electric motor arc magnet can be assembled with steel casing or plastic shell for device. 4, Unusual plating: Any special coating you may want, no problem! Even unusual such as black zinc. 5, Sample: Electric motor arc magnet quick finished around 1 week, ship free. 6, FEA: magnetism FEA analysis or simulation can be supplied.  7, Physical detection: Report of physical detection offered to client each order.