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Series 1012 HSS-Co Straight Shank High Helix Jobber Drills
Metric
High helix drills, to drill long-chipping materials like aluminium, aluminium alloys, copper and plastics. Point angle: 130. Helix angle: high. Web thickness: normal. Relief angle: normal. Tolerance of diameter: h8. Tolerance of shank: f11. Manufactured to DIN 338 RN.
| Flute Type | Spiral |
| Overall Length | 80mm |
| Material | Cobalt High Speed Steel |
| Coolant Delivery | External |
| Depth x Diameter Ratio | 4xD |
| Drill Diameter | 4.5mm |
| Number of Flutes | 2 |
| Number of Pieces | 10 |
| Flute Length | 47mm |
| Helix Type | High Helix |
| Drill Diameter Metric | 4.5mm |
| Cutting Direction | Right Hand |
| Series | 1012 |
| Material Grade | Cobalt High Speed Steel |
| Point Type | Split Point |
| ISO Category | K | M | P |
| Finish/Coating | Bright |
| Shank Diameter Tolerance | F11 |
| Shank Type | Straight |
| Manufacturer Grade | DIN338 |
| Drill Diameter Tolerance | H8 |
| Product Type | High Helix Drill |
| Point Angle | 130\u00b0 |
| Helix Angle | 37\u00b0 |
| Web Thickness | Form C |
| Flute Construction | Ground flutes |
| Standards Met | BS 328 | DIN 338 | DIN 1412C |
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