Yes, the magnets are so strong that even a round brush will stick well, as long as the canister is metal. Tip: Too many coats of paint on the metal canister of the brush or on the Brush Magnet reduces the magnetic force, so keep both surfaces more or less clean.
Length 128 mm. Width 30 mm for the magnets, 22 mm for the flexible strip; Thickness 6 mm for the magnets, 2 mm for the flexible strip
The ends of the Brush Magnet are strongly magnetic. The inside is sturdy and flexible, therefore the clip stays in the position you bend it.Thus it fits on any container, bucket or paint can.The outside is of a soft rubbery plastic, which will not damage the brush and can.
Caution with magnets. Magnets can affect the operation of pacemakers and implanted defibrillators. As wearers of such devices, keep an adequate distance from magnets. Warn wearers of such devices not to go near magnets. Magnets can damage televisions and laptops , computer hard drives, credit and EC cards, digital storage media, mechanical watches, hearing aids and speakers, among others. Keep magnets away from all devices and objects that can be damaged by strong magnetic fields.