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Kennametal B976 carbide drills have excellent centring capabilities, four margin land design that improves hole straightness and roundness to provide good alignment even when drilling through cross holes.
Other Features and Benefits include:
Kenna Universal Drill Point Design
Low thrust.
Through coolant holes.
KC7315 Grade
A multilayer, TiAlN-based coating with high hot hardness enables 30% higher cutting speeds and constant tool life. Optimised tool surface finish ensures chip evacuation when drilling deep holes.
Customisation
Intermediate diameters available as semi-standards.
Length variations and step drills available as custom solutions.
| Helix Type | Normal Helix |
| Finish/Coating | TiAlN |
| Shank Diameter | 6mm |
| Point Angle | 140\u00b0 |
| Material | Carbide |
| Carbide Drill Type | Carbide High Performance |
| Series | B976A |
| Drill Diameter | 4mm |
| Material Grade | KC7315 |
| ISO Category Grade | N |
| Flute Length | 24mm |
| Coolant Delivery | Coolant Through |
| Number of Flutes | 2 |
| Product Type | Carbide Drill |
| Standards Met | DIN 6537 |
| Cutting Direction | Right Hand |
| Helix Angle | 30\u00b0 |
| Shank Diameter Tolerance | H6 |
| Overall Length | 66mm |
| Flute Type | Spiral |
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