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Magnetic Field Tube

Item # 758613

Ideal for 3-D demonstrations of magnetic fields. Redesigned for superior viewing, the sealed plastic display cylinder (now scratch resistant) contains 1.3 oz of steel filings. The cylinder has a 1/2"-diam hole through its center in which to insert the super strong alnico cylindrical magnet (included). Tube size, 4" H x 3" diam.



In stock and available to ship.
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