... Precision automatic grinding and polishing machine 3060AHR 2. High precision, high rigidity, high efficiency DescriptionThe main casting of machine adopt high ... is strong.Precision Standard:ML-250AHR, 3060AHR, 4080AHR series: plane precision 0.005mm, spindle swing 0.002mmML- ... spindle swing 0.002mmML-60120DHR, 70150DHR, 80200DHR, 100250DHR series: plane precision 0.015mm, spindle swing 0.002mmRemark: ...