... ,Low noise 3.Low vibration 4.Grinder tools 5.CE,ROHS JSDANingbo JSDA Electronic Industry Co ... .,Ltd commits to produce series of high precision micro electric grinder ... .Low heat,Low noise3.4.Low vibration4.Grinder tools5.CE,ROHS Size:(mm)L1L2L3D1D274.5361653032 ... Year) High-precision Micro-grinder USD 7,000,000 per year USD 5,144,573 Export Market ...