dustless concrete grinder with vacuum outlet

{"cid":"91108167","title":"12 Heads Dustless Concrete Grinder With Vacuum Outlet","imgUrl":"https:\/\/img.ismap.com\/nimg\/02\/dd\/1041778c8d6d9071f104c7f53e4b-200x200-1.jpg","attrs":{"Price":"upon request","Brand Name":"MERROCK","Model Number":"V12-550","Minimum Order Quantity":"1pc","Delivery Time":"9","Certification":"CE, ISO9001,etc.","Place of Origin":"CHINA","Payment Terms":"L\/C, D\/A, D\/P, T\/T","Supply Ability":"150 sets\/month","Packaging Details":"Iron frame+carton, Export wooden box","Grinding Head":"12 Heads","Inverter":"10HP","Water Tank":"30L","Function":"Terrazzo, Concrete, Marble, Granite","Motor":"10HP","Rotating Speed":"0-1500rpm","Working Width":"550mm","head":"4","driven system":"Gear"}}