Very small and very powerful. Neodymium magnets (the strongest kind available), can be difficult to handle and fragile, not so good for constant
Highlandhawker Rare Earth N52 Neodymium Keychain Gold & Silver Jewelry Test Magnet : Clothing, Shoes & Jewelry
TRYMAG Keychain Magnets for Testing Brass, 2 Pack Neodymium Pocket Keychain with Strong Magnetic Rare Earth, Gold Silver Jewelry Test Magnet Hanging Keys Holder : Automotive
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1pc 5/16x5/16 N52 Cylinder Magnet 8x8mm Rare Earth Neodymium 6.5 lbs 3kg
Brass 10lb Test Magnet For Gold & Silver
Magnetic Gold Tester with Removable Cover
Metal Test Magnet Supplier - Magnets By HSMAG
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Lot of 10 pcs PVCI Sch80 90° 45° Elbows 2-1/2 2.5' Slip Glue Fit
Las mejores ofertas en CILINDRO de N52 Grado Neodimio Imanes
Highlandhawker Rare Earth N52 Neodymium Keychain Gold & Silver Jewelry Test Magnet : Clothing, Shoes & Jewelry
TEST MAGNET KEYCHAIN Bulk Pack 10 Pcs Scrap Metal Recycling 10 lbs 4kg KM03 $79.95 - PicClick
Highlandhawker Rare Earth N52 Neodymium Keychain Gold & Silver Jewelry Test Magnet : Clothing, Shoes & Jewelry
60mm 120kg/440lb Strong Powerful Magnet Neodymium Recovery Fishing