Diameter：Φ13-Φ30(Φ32)mm Power：220V/250W Speed：4000rpm Point angle：0°-5° Dimension：40*28*31cm Weight：28KG Standard Equipment：Grinding wheel :CBN(for HSS)×1 Ten collets：Φ12,Φ14,Φ16,Φ18,Φ20,Φ22,Φ24,Φ26,Φ28,Φ30 Two collet chucks:：2,4 flutes ×1 piece; 3,6 flutes×1 piece Grinding wheel：:SDC(for Carbide)