Size tolerance  : 0.001mm  
         Axiality             : 0.002mm

         Roundness       : 0.0015mm

         Straightness    :0.002mm
         Surface roughness within Ra0.025
        ( specification: parts are produced according to customer's drawing.)
Material :
          SKD11, SKD61, SKH51, PD613, HPM31, ELMAX, S136, ORVAR, NAK55, NAK80, VIKING, RIGOR, ASP60,    HAP40 etc.