knife-shaped, single-sided triangle, two circles, ellipses (10pcs per set)
Process: it adopts the electrodeposition technology to plate the diamond emery on the hard material
Application: Diamond File is applied for finishing high hardness material, such as: glass, ceramics, hardness 69 high-speed steel, high hardness carbide, steel, special ceramics, hard glass, and it is also the necessary production tools for the industries of bearing / mold / gear and others.
Note: Adding Water would extend the lifespan of diamond files