ITS BORE USER GUIDE Fine Boring Head Range 2 µm Direct Diametric Adjustment BHF MB80-125x114 ø36-500 IHRF 40 Ø 36 ~ 138 IHFF 40 BBH 40X69 BBH 40X189 IHRF 32 BBH 40X114 IHFF 32 BHFH 40X400 BHFH 40X300 BHFH 40X200 IHRF 56-802BW BHFH 40X133 IHRF CH...IHRF 50 IHFF 50 MB80 Ø 135 ~ 500 479