Detailed Product Description machining abrasive tool parts, abrasive discs, diamond tools parts, according to supplied drawings or samples.Currently, we have abrasive discs steel back, size 4-7", single/double row, round/abnormity holes, with/without spanner bits, etc,Material: steel 45#, or othersCertificated by ISO9001:2000.We have CNC lathe, milling machine, auto lathe, drilling machines, saw ...