Ingersoll Cutting Tools 3604257 Indexable Boring Bars; Minimum Bore Diameter (Decimal Inch): 0.6250 ; Minimum Bore Diameter (Inch): 5/8 ; Maximum Bore Depth (Decimal Inch): 3.5000 ; Maximum Bore Depth (Inch): 3-1/2 ; Toolholder Style: SCLCR ; Tool Ma