Product：Using rare earth strong magnetism，Has a suction force many times larger than itself
Small magnetic nails can suck up pure iron150g（Vertical suction），Large magnetic nails can suck up pure iron500g（Vertical suction）
Remarks：Suction and purity of Iron、The direction of the hand is related。
Ways of use：Used as painting and calligraphy、Note、Hotel menu、A4Fixed report。Used in office、Teaching、Advertising and other scenes。