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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.
Material | Cobalt High Speed Steel |
Drill Diameter Tolerance | H8 |
Flute Length | 33mm |
Coolant Delivery | External |
Drill Diameter Metric | 3mm |
Helix Type | Normal Helix |
Flute Construction | Ground flutes |
Cutting Direction | Right Hand |
Finish/Coating | Bronze |
Point Type | Split Point |
Standards Met | BS 328 | DIN 338 |
Drill Diameter | 3mm |
Overall Length | 61mm |
Series | A777 |
MFR Part No. | A7773.0 |
Point Angle | 135\u00b0 |
Number of Flutes | 2 |
Flute Type | Spiral |
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