IDEAL SURFACE FOR MAGNETS TO ATTRACT TO. These steel discs are the perfect solution for installing a magnetic surface that magnets will stick to Each disc can be fixed in place using an M5 countersunk screw. IDEAL SURFACE FOR MAGNETS TO ATTRACT TO. For example, you could screw one of these discs into a wall and then, using magnets, hang artwork or noticeboards. Art Hanging Discs Countersunk Steel Disc - 1-9/16 In. Dia X 1/16 In. Thick X 5/16 In Magnetic Surface Discs mm Dia x 2 mm Thick Neodymium Disc Magnet at ₹ 2/piece | Round... CAN EASILY BE SECURELY FIXED IN PLACE. - Pack of 200., - 27mm diameter x 2mm thick., - 5., 2mm diameter countersunk hole. China 3mm X 2mm Magnets Manufacturers Suppliers Factory - Customized 27mm dia x 2mm thick x 5., 2mm countersunk hole