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Series A777 HSS-Co heavy duty jobber drills are ideal for applications where more heat is generated, such as machining higher tensile materials. Their high-speed steel/cobalt construction makes them durable even when working in tough conditions.
Features and Benefits
Excellent for drilling higher tensile, tougher materials
135 split point for improved precision and finish (over 1.5mm)
Typical Applications
Drilling
Alloy steel
Tempered steel
Hardened steel
Malleable cast iron
Titanium
Nickel alloy
Aerospace
Standards
Manufactured to BS 328, DIN 338.
| Flute Type | Spiral |
| Material | Cobalt High Speed Steel |
| Drill Diameter Tolerance | H8 |
| Series | A777 |
| Standards Met | BS 328 | DIN 338 |
| Point Type | Split Point |
| Flute Construction | Ground flutes |
| Helix Type | Normal Helix |
| MFR Part No. | A7776.1 |
| Drill Diameter | 6.1mm |
| Cutting Direction | Right Hand |
| Point Angle | 135\u00b0 |
| Flute Length | 63mm |
| Coolant Delivery | External |
| Number of Flutes | 2 |
| Finish/Coating | Bronze |
| Drill Diameter Metric | 6.1mm |
| Overall Length | 101mm |
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