Neosmuk Black Magnetic Hooks 30lb+ Heavy Duty Earth Magnets with Hook for Refrigerator Extra Strong Cruise Hook for Hanging Magnetic Hanger for Curtain Grill (Black 10 Pack)

INTRODUCTION Mini- magnetic hooks compact and lightweight inlaid with a magnet which can be attracted by iron steel nickel and other ferromagnetic material. YOU MUST KNOW! -Whether magnetic hooks can hold 0lb few pound or even 22lb your steel plate is decisive! 1)A thicker Steel Thin steel means saturation of flux in the magnetic circuit. Excess magnetic flux is wasted in the air and can't be utilized. 2)Thin painting covered Thick painting will give rise to a great leakage of flux only a small portion of flux from magnetic hooks can be utilized to provide attractive force.The thicker the painting the worse the magnetic force! 3)Magnetic hooks can’t attract non-ferromagnetic plate like:aluminum cu wood plastic. -How to achieve the advertising attractive force 22lbs? 1) 0.08 inches or thicker A3 steel plate. 2)The steel attracted by magnetic hook should be placed horizontally no tilt. 3) No painting or r