With 12 honing spindles on the indexing rotary table. Four adjustable working heads, from 0-180 degrees. When the cotton wheel wears out, the machine has a auto supply function. With auto spray equipment the liquid makes the operation more easily. The time of buffing is able to adjusted according to the size of working pieces, from 3 seconds (fastest) to 20 seconds (lowest). Suitable for plates, circular shapes or irregular shapes of working parts. A high productivity machine.