1/2'' Dia x 9/32'' Thru Hole x 1/8'' Thick Ring, Licensed NdFeB, Grade N40 Neodymium Rare Earth Magnet, Ni-Cu-Ni (Silver in Color) Plated, Magnetized Axially, Poles On Flat Face
4'' Dia x 1'' Thru Hole x 1/4'' Thick Ring, Licensed NdFeB, Grade N40 Neodymium Rare Earth Magnet, Ni-Cu-Ni (Silver in Color) Plated, Magnetized Axially, Poles On Flat Face
3/4'' Dia x 13/50'' Thru Hole x 1/4'' Thick Ring, Licensed NdFeB, Grade N40 Neodymium Rare Earth Magnet, Ni-Cu-Ni (Silver in Color) Plated, Magnetized Axially, Poles On Flat Face
1-1/2'' Dia x 19/25'' Thru Hole x 3/4'' Thick Ring, Licensed NdFeB, Grade N40 Neodymium Rare Earth Magnet, Ni-Cu-Ni (Silver in Color) Plated, Magnetized Axially, Poles On Flat Face
3'' Dia x 1-3/4'' Thru Hole x 1'' Thick Ring, Licensed NdFeB, Grade N40 Neodymium Rare Earth Magnet, Ni-Cu-Ni (Silver in Color) Plated, Magnetized Axially, Poles On Flat Face