Round Base Neodymium Magnets Material: sintered Neodymium-Iron-Boron magnets; Grade options: From N35 to N52; Coating options: NiCuNi; Zinc; black epoxy; phosphating; Dimentsions: Customized made as per customer's requirements. Round base magnets with pulling force from 10 lbs to 350 lbs ; Round cup magnets are powerful mounting magnets built with Neodymium magnets in a steel cup, which makes them significantly stronger than an individu…