OSG Micro Carbide Drill - Micro Spiral - TiAlN Coated - 3.15mm Indexable Drills The combination of corner radii

The combination of corner radii

It clamps ER25 tools with consistent concentricity and grip

5 (Right-Hand): Provides exact external-thread validation for this size

reducing setup time and improving rigidity during demanding passes

helping maintain edge geometry and extend tool life even when machining challenging composite materials

OSG Micro Carbide Drill - Micro Spiral - TiAlN Coated - 3.15mm Indexable Drills The combination of corner radiiOSG Micro Carbide Drill Micro Spiral TiAlN Coated 3. 15mm is a precision micro drill designed for tiny hole work across electronics, medical devices, and other fine applications. Its micro spiral flute and TiAlN coating deliver accurate starts, smooth drilling, and reliable performance at high speeds, even in hard or abrasive materials. Micro Spiral Flute Design: Enables rapid chip evacuation and smooth drilling, helping you maintain drilling accuracy