Description
The plastic cover lets you wipe dirt right off these powerful ceramic magnets. Colorful plastic provides a strong contrast to metal filings when used to demonstrate magnetic lines of force. Size, 3″ L × 3/5″ W × 2/5″ D.
The plastic cover lets you wipe dirt right off these powerful ceramic magnets. Colorful plastic provides a strong contrast to metal filings when used to demonstrate magnetic lines of force. Size, 3″ L × 3/5″ W × 2/5″ D.