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The Series 205 range of jobber drills from Guhring are suitable for drilling steel, cast steel, alloyed and unalloyed, grey cast iron, spheroidal iron, sintered powder metal, German silver and graphite. Featuring a hardy HSS construction and a steam oxide coating for greater wear, heat resistance and chip flow.
Features and Benefits
High-speed steel construction for increased rigidity
Steam (black) oxide coating for increased resistance to heat and wear
Improved chip flow ideal for use with ferrous materials
Standards
Manufactured to BS 328, DIN338RN
Typical Applications
Drilling
Cast iron
Steel
German silver
Graphite
| Helix Type | Low Helix |
| Coolant Delivery | External |
| Drill Diameter Metric | 12.7mm |
| Point Type | Conventional |
| Finish/Coating | Steam Oxide |
| Flute Length | 101mm |
| Web Thickness | Form A |
| Drill Diameter Tolerance | H8 |
| Material | HSS |
| Overall Length | 151mm |
| Cutting Direction | Right Hand |
| Drill Diameter | 12.7mm |
| Series | 205 |
| Shank Diameter Tolerance | F11 |
| Flute Type | Spiral |
| MFR Part No. | 00205 012.700 |
| Drill Diameter Inch | 1/2in |
| Product Type | Jobber Drills |
| Standards Met | BS 328 | DIN 338RN |
| Point Angle | 118\u00b0 |
| Number of Flutes | 2 |
| Flute Construction | Ground flutes |
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