Join
Proto save
£0.31
1
of
3
Loading...
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.
| Point Type | Split Point |
| Flute Type | Spiral |
| Finish/Coating | Bronze |
| Drill Diameter Metric | 6.8mm |
| Overall Length | 109mm |
| Material | Cobalt High Speed Steel |
| Standards Met | BS 328 | DIN 338 |
| Coolant Delivery | External |
| Drill Diameter Tolerance | H8 |
| Helix Type | Normal Helix |
| Series | A777 |
| Drill Diameter | 6.8mm |
| Number of Flutes | 2 |
| MFR Part No. | A7776.8 |
| Cutting Direction | Right Hand |
| Point Angle | 135\u00b0 |
| Flute Length | 69mm |
| Flute Construction | Ground flutes |
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
