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Series J100 - Metric general purpose drills for steels, cast steel, grey cast iron, malleable cast iron, nickel brass, aluminium alloy and graphite.
Features and Benefits
High speed steel construction with bright finish for increased toughness
Supplied in the as-ground condition for use with non ferrous materials
Made from 4241 Grade Steel
Standards
Manufactured to BS 328/DIN338RN
Notes
Drills with a bright finish are supplied in the as-ground condition and such tools are used generally in the machining of non-ferrous materials.
| Web Thickness | Standard |
| Coolant Delivery | External |
| Standards Met | BS 328 | DIN 338RN |
| Drill Diameter Metric | 4mm |
| Overall Length | 75mm |
| Shank Diameter Tolerance | F11 |
| Cutting Direction | Right Hand |
| Number of Flutes | 2 |
| Finish/Coating | Bright |
| Flute Type | Spiral |
| Point Angle | 118\u00b0 |
| Helix Type | Normal Helix |
| Flute Length | 43mm |
| Flute Construction | Ground flutes |
| Point Type | Split Point |
| Drill Diameter Tolerance | H8 |
| Material | HSS |
| Material Grade | 4241 Grade Steel |
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