Standard ID Tolerance (G6):
          From .35 to 3mm     +.002/+.008mm
          Over 3 to 6mm         +.004/+.012mm
          Over 6 to 10mm       +.005/+.014mm
          Over 10 to 18mm     +.006/+.017mm
          Over 18 to 30mm     +.007/+.020mm
Reamer ID Tolerance (F6) (Special):
          From 1 to 3mm         +.006/+.012mm
          Over 3 to 6mm         +.010/+.018mm
          Over 6 to 10mm       +.013/+.022mm
          Over 10 to 18mm     +.016/+.027mm
          Over 18 to 30mm     +.020/+.033mm
Reamer bushings have a different ID-tolerance range than drill bushings. To special-order bushings with the reamer ID tolerance shown here, add "-REAMER" to the part number:
          DGM-8-12-4.50-REAMER (Special)