Product Name: N42 Sphere Magnets 3mm 5mm 8mm Hobby Gift Grade: FLNGT18 Coating: Nickel Application: Speaker Magnet, Industrial Magnet, Motor Magnet, Toy Shape: Ball Product Name: Neodymium Stress Ball with Magnet Composition: NdFeB Magnet Material: NdFeB (Neodymium Iron Boron) Direction of Magnetization: Through The Thickness or Diameter Port: Ningbo/Shanghai/Guangzhou Trademark: Bestway Transport Package: Carton Specification: CE, RoHS Origin: China HS Code: 85051110 Product Description Each set NdFeB Magnet Spheres contains 216 powerful rare earth magnets that can be shaped, molded, torn apart and snapped together in unlimited way according to your imagination. Making sculptures, puzzles, patterns, shapes, stick stuff to the fridge, invent a new game trying to find something more useful. It's wonderfully suitable for experiments and combining with other magnets.Product Description:Product name:Neodymium Stress Ball with MagnetShape:Ball( Cylinder, Block, Ring, Countersunk, Segment, Trapezoid, Irregular shapes areavailable,Customized shapes forSintered NdFeB Magnetare alsoavailable)Direction of magnetisation:Through the thickness orthrough the diameterType of coating: Nickel,Ni-Cu-Ni, Zn, Gold, Silver, Copper, Epoxy, Chemical, PTFE, Parylene, Everlube, Passivation and so on. Grade:N35-N52; N35M-N50M; N35H-N48H; N35SH-N45SH;N30UH-N40UH; N30EH-N38EHTolerance in size:+/-0.1 mmThe diameter of Magnetic ball is 5mm. We can offer kinds of diamete size, from 4mm--30mm. Also we can offer kinds of colour to select for Gold, Siliver, Nickel, Black and so on.