... .high precision,high stiffiness,high strength 3.sharp cutting blade,long life span Diamond cutting blade is one of the high-quality ... materials:Al2O3 ,ZrO2, Si3N4, BaTiO3, CaTiO3 and so on.3.magnetic materials:ferrite and various kinds of magnetic materials.4 ... :crystal,glass,quartz,carbide blade(tungsten steel),printed circuit board,stainless steel,etc. We can also supply blades like these stationery ...