Prem brothers manufactures model bidc-314 power master heavy-duty bench grinders with built-in dust collectors for collecting dust generated during grinding process. These heavy-duty grinder with built-in collectors are available with salient features like rigid steel frame mounting; directly driven by heavy-duty drive of 2.2 kw 3 hp, 3-phase 50 cycles, 1440 rpm; starter, 14" x 2" aluminium oxide two grinding wheels, heavy duty ms wheel guards combination; 1.5 hp 3-phase dust collector motor; fitted with manual shaker; dust drawer; two bag filters; and suction inlet 100 mm diameter id. Dust collectors offer high filtering efficiency to enable grasp even the finest dust particles and cotton filtering sleeves integrated within provide total security against inflammation. The company also supplies heavy-duty grinders in also other sizes on request.