OSG Flat Bottom Carbide Drill - Solid 2xD - EGIAS Coated - 15.40mmThe OSG Flat Bottom Carbide Drill Solid 2xD EGIAS Coated is engineered for precise flat bottom hole drilling in demanding materials. With a 15. 40 mm diameter and a solid carbide core, it delivers stable, high speed performance for clean, repeatable results. Diameter: 15. 40 mm Tool type: Flat Bottom Carbide Drill Solid 2xD Material: Solid carbide construction for durability and rigidity Coating: EGIAS coating for enhanced wear resistance and extended