... .5-100)mm4.Shape: Arc,Tile, Block, Bar, Ring, Cube, Disc, Arc, Cylinder, Coil, Ball, Stick, Strip, Cup, Irregular or others as ... per customer's request5. Coatings: Ni, Zn, gold, copper, epoxy, Nickel-copper-nickel, chemical ... the drawings if customized4.Any special packing or other requirements irregular shape hard magnets, 0.1mm tolerance