OSG Carbide Drill 5XD - WD1 Coated Whistle Notch Shank - With Oil Hole Drilling - Through Coolant - 11.51 (29/64) Face Mill Arbors Through‑Coolant Design with 3xD Stability:

Through‑Coolant Design with 3xD Stability: Directs coolant to the cutting edge for efficient chip evacuation and cooling

providing consistent performance and stability when penetrating thicker materials in CNC or manual setups

The tool uses variable index flutes with helix angles of 29° (first flute) and 31° (second flute) to reduce chatter

Made of high-quality sheet steel

OSG Carbide Drill 5XD - WD1 Coated Whistle Notch Shank - With Oil Hole Drilling - Through Coolant - 11.51 (29/64) Face Mill Arbors Through‑Coolant Design with 3xD Stability:The OSG Carbide Drill 5XD with WD1 coating and a whistle notch shank is a high performance cutting tool designed for precision deep hole drilling in challenging materials. With a 29 64 in diameter and a 5XD length to diameter ratio, it delivers deep, accurate holes without compromising rigidity. WD1 coating enhances wear resistance for longer tool life, while the whistle notch shank provides secure, stable seating for consistent runout and repeatable