OSG Flat Bottom Carbide Drill - Through Coolant 3xD - EGIAS Coated - 6.90mm Grooving Inserts Tolerance: ISO H5 per DIN

Tolerance: ISO H5 per DIN 212‑B standards

reducing tool changes and accelerating setups when working with mixed thread specs

The ball-nose geometry supports efficient machining of curved surfaces and intricate details

This drill helps you complete projects more efficiently by delivering repeatable hole quality

repeatable hole sizes that fit reliably with compatible components and tooling across jobs

OSG Flat Bottom Carbide Drill - Through Coolant 3xD - EGIAS Coated - 6.90mm Grooving Inserts Tolerance: ISO H5 per DINThe OSG Flat Bottom Carbide Drill with Through Coolant delivers precise, reliable flat bottom holes in steel and alloy workpieces. Designed for demanding drilling tasks, its 3xD length and through coolant feature optimize depth, chip evacuation, and cooling for improved tool life. Diameter: 6. 90 mm Geometry: Flat bottom drilling for accurate bottom stop and clean hole exit Length ratio: 3xD drilling depth capability for extended reach Cooling: