Bar magnets pair steel--physical instrument
USD $2 - $4 /Piece
Min.Order:100 Pieces
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Qinghua Science & Education Equipment Co., Ltd.
Magnetic Needle--physical instrument
U-shape Magnet steel--physical instrument
Horseshoe Magnet steel--physical instrument
Lenz's Law Demonstrator--physical instrument
Centrifugal Railway Model
Weight Car
Product Details
T053:190x27x15mm
T054:170x20x10mm
T055:115x15x9mm
T056:75x15x10mm
T057:55x14x9mm
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