Kyocera THD89200 Indexable Insert Drills; Drill Style: DRZ; Maximum Drill Diameter (mm): 38.99; Drill Diameter (mm): 38.99; Maximum Drill Depth (mm): 117.09; Shank Type: Straight-Cylindrical; Shank Diameter (Inch): 1-1/4; Shank Diameter (Decimal Inch