Shaw Magnets – Iron Filings Shaker – 225g

Shaw-Magnets-Iron-Filings-Shaker-Shaw-Magnets-IFDRM-p-These-iron-filings-are-encased-in-a-plastic-shaker-ideal-for-magnetic-and-flux-experiments-p-Shaw-Magnets-Iron-Filings-Shaker-225g