KIT BHE MB : The kits contain a fine boring head with direct increment diametric adjustment to a precision of 0.01 mm and a circular vernier scale which indicates where the measurement lies, within 0.002 mm and various boring toolholders and inserts.
  DesignationSSd RangeGICATGIREMgiic
  KIT BHE MB50-50-60 H MB506-226156164 0
  KIT BHE MB50-50-80 MB506-1106132379 0
  KIT BHE MB63-63-89 MB636-1256131271 0
  KIT BHE MB80-80-104 MB806-2006141520 0

For kit contents and boring options, see page...
0.01 mm direct diametric adjustment and 0.002 mm by a vernier scale.