FIRST4MAGNETS Ferrite White Painted Clamping Magnet with M4 Hook for Hanging, Holding or Displaying Items 32mm Dia 7.3kg Pull

IDEAL FOR DISPLAYS. These discreet, ferrite hook magnets are great value for money and ideal for hanging signs and decorations from a steel ceiling and are commonly used in shops to suspend advertising signs. STRONG MAGNETIC HOLD. Each magnet can support a steel weight of up to 7.3kg vertically from the magnetic face when in flush contact with a mild steel surface of equal thickness. SPECIFICATIONS. 32mm diameter x 38mm high. The internal diameter of the hook is 4mm and is 18mm from the tip of its thread to top.