W Orking Grinding

20191125 w orking voltage 380 volt hz 50 choice of mechanical belt tensioner, pneumatic belt tensioner, special pneumatic belt tensionerdjustable working speed through command panel rpm 2900, rpm 1450 h ighlow base with storage tray 2 protective and suction casings 2 wrenches 2 head screws 2 semiaxles with nut 1.