WHAT IS A COUNTERSUNK MAGNET: Before we describe what a countersunk (also known as countersink magnet) magnet looks like, you might not very familiar with that, however, this kind of magnet is quite common in daily routine. On the diymag4u website, we have three types of countersunk magnets, and they are countersunk bar magnet, countersunk square magnet, and countersunk round magnet, aside from the differences in shapes, all of them shares the very same characteristic, that is they all have holes. The wedge and the hole exist so that the countersunk magnet could be anchored in one place just with a single screw. We mainly sell a variety of countersunk magnets with holes that let you attach the magnet to different surfaces, usually, this kind of magnet is accompanied by several screws to sell as a set on our website, of course, if you do not need the screws, you can use other items to secure your magnets like nails, bolts and more. A high-quality countersunk magnet is perfect for lifting, holding, positioning, as well as mounting applications for indicators, inspection equipment, furniture repair, gate latches, closing mechanisms, DIY, home improvement, and many many more. Various sizes and colors can be selected. With a little budget to buy a durable and multifunctions countersink magnet, who does not like it?