Ceratizit 7872020617 Indexable Boring Bars; Minimum Bore Diameter (Decimal Inch): 0.7500 ; Minimum Bore Diameter (Inch): 3/4 ; Maximum Bore Depth (Decimal Inch): 1.5000 ; Maximum Bore Depth (Inch): 1-1/2 ; Toolholder Style: SDUCR ; Tool Material: Ste