Ingersoll Cutting Tools 3604256 Indexable Boring Bars; Minimum Bore Diameter (Decimal Inch): 0.5000 ; Minimum Bore Diameter (Inch): 1/2 ; Maximum Bore Depth (Decimal Inch): 2.6250 ; Maximum Bore Depth (Inch): 2-5/8 ; Toolholder Style: SCLCR ; Tool Ma