Countersunk
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Countersunk Magnets
Sunan samfur: Neodymium Magnet tare da Countersunk/Countersink Hole
Abu: Rare Duniya Magnets/NdFeB/ Neodymium Iron Boron
Girma: Daidaitacce ko na musamman
Rufi: Azurfa, Zinare, Zinc, Nickel, Ni-Cu-Ni.Copper da dai sauransu.
Siffa: Musamman
