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- 5/16 in Diameter
- 12 in Overall Length
- HSS Material
- 135 degree Point Angle
- Spiral Flute Type
| Finish | Steam Oxide |
| Material | HSS |
| Overall Length | 12 in |
| Shank Length - Metric | 223.84 mm |
| Shank Type | Straight |
| Drill Style | Aircraft Extension |
| Flute Length - Metric | 80.96 mm |
| Diameter - Decimal | 0.3125 in |
| Point Angle | 135 degree |
| Coating | Steam Oxide |
| Diameter - Fraction | 5/16 in |
| Style | 1805 |
| Drill Length Type | Aircraft Extension, 12" |
| Type | Drill Bit |
| Drill Size | 5/16 in |
| No. of Flutes | 2 |
| Size Type | Fractional |
| Shank Size - Metric | 7.94 mm |
| Flute Length | 3.1875 in |
| Shank Length | 8.8125 in |
| Shank Size | 0.3125 in |
| Weight | 0.3 LB |
