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Series E100 HSS Straight Shank Extra Length Drills - Inch
For steels, cast steel, grey cast iron, malleable cast iron, nickel brass, aluminium alloy and graphite.
Point angle: 118. Helix angle: normal.
Web thickness: standard.
Relief angle: 10-20.
Tolerance of diameter: h8.
Tolerance of shank: f11. To BS 328 : Part 1 : 1986.
| Helix Type | Normal Helix |
| Shank Type | Straight |
| Drill Diameter | 1/2in |
| Cutting Direction | Right Hand |
| Drill Length Type | Extra Length |
| Drill Diameter Inch | 1/2 |
| Drill Diameter Tolerance | H8 |
| System of Measurement | Inch |
| Helix Angle | 30\u00b0 |
| Series | E100 |
| Finish/Coating | Steam Tempered |
| Point Angle | 118\u00b0 |
| Number of Pieces | 1 |
| Flute Type | Spiral |
| Flute Length | 250mm |
| Point Type | Standard |
| Number of Flutes | 2 |
| Standards Met | BS 328 |
| Shank Diameter Tolerance | F11 |
| Web Thickness | Standard |
| Coolant Delivery | External |
| Overall Length | 315mm |
| Material | HSS |
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