Ceratizit 7871941626 Indexable Boring Bars; Minimum Bore Diameter (Decimal Inch): 1.2800 ; Maximum Bore Depth (Decimal Inch): 3.0000 ; Maximum Bore Depth (Inch): 3 ; Toolholder Style: SCLCL ; Tool Material: Steel ; Shank Diameter (Decimal Inch): 1.00