OSG 52505042 Indexable Insert Drills; Drill Style: P5D; Maximum Drill Diameter (Decimal Inch): 0.9531; Maximum Drill Depth (Decimal Inch): 4.7660; Shank Type: Flatted; Shank Diameter (Inch): 1-1/4; Shank Diameter (Decimal Inch): 1.2500; Number of Dri