Buckyballs 1.Strong magnetic force 2.N35 Grade Neodymium Buckyballs 3.Buckyballs Tolerance:+/- 0.003mm Neocube 1.Strong magnetic force 2.N35 Grade Neodymium Neocube 3.Neocube Tolerance:+/- 0.003mmNeocube Model:HLNC-01Size: 5MMOther Avaiable color: Nickel, Black, Silver, Golden, Blue, RedOther Avaiable size: 3MM, 4MM, 4.8MM, 5MM, 6MM, 7MM, 8MMOther Avaiable grade: N35, N42, N45, N48. Composed of ...