1. Dimensions: According to your requiremen
2.Grade: FB6~FB12 grade material,
3. Poles: 2poles/4poles/6poles/8poles/12poles…48poles/64poles
4.Magnetic performance: 1500~2400GS
5.Magnetized: Diametrical,Width,Thickness
6.Advantage: Extreme resistance to demagnetization and complex shapes possible.