FIRST4MAGNETS N42 Neodymium Disc Magnets - 20mm x 0.5mm - 100 Pack

Get high-strength performance with this pack of 100 FIRST4MAGNETS N42 neodymium disc magnets. Each magnet measures 20mm in diameter and is only 0.5mm thick, making them incredibly thin yet powerful for a wide range of applications. These rare earth magnets offer a 0.48kg vertical pull when in flush contact with a mild steel surface. Designed for durability, each disc is coated with three layers of nickel, copper, and nickel to provide excellent corrosion resistance and a smooth, clean finish. Whether you are working on professional engineering projects, manufacturing, or creative hobbies like model making and theatre design, these compact magnets provide the strength you need in a small form factor.