What material is the magnet made of ?

Strong neodymium magnets bars are made of neodymium iron boron magnetic material. The magnetism of small rectangular industrial magnets can lasts forever.

Where can these small strong neodymium magnets bars be used ?

LOVIMAG strong magnets are perfect for refrigerator magnets, office magnets, whiteboard magnets, classroom magnets, photos magnets, tool magnets and kitchen magnets. The magnets also can be used for scientific purposes, arts, diy and crafts.

Do powerful magnets rust easily and how long can they be used ?

Neodymium bar magnets are coated with three layers of ni+cu+ni,so they provides a shiny and rust resistant protection for rectangle magnets. This allows our strong magnets to be used for a longer time.

Manufacturer	LOVIMAG
Part number	20x5x2-silver-60p
Item Weight	91 g
Product Dimensions	2 x 0.5 x 0.2 cm; 91 g
Color	シルバー
Material	ネオジム
Item Shape	長方形
Number Of Pieces	60
Included Components	マグネット。
Batteries Required?	No
Item Dimensions LxWxH	20 x 5 x 2 mm

LOVIMAG(ロビマグ) ネオジムバーマグネット 60個 小型強力希土類磁石 強力な長方形マグネットバー クラフト、冷蔵庫、科学、オフィス、ツール収納用ミニ強力マグネット - 20x5x2mm

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LOVIMAG(ロビマグ) ネオジムバーマグネット 60個小型強力希土類磁石強力な長方形マグネットバークラフト、冷蔵庫、科学、オフィス、ツール収納用ミニ強力マグネット - 20x5x2mm