IRWIN 63920 Jobber Drill Bit, 5/16 in Dia, 4-1/2 in OAL, Spiral Flute, 2-Flute, 5/16 in Dia Shank, Straight Shank
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Titanium nitride coating reduces friction and last longer, cutting edge stays sharper longer. Used in repetitive metal drilling with portable drills or stationary drill press. Jobber length.
| Applicable Materials | : | Cast Iron, High Alloy Steel, Mild Steel, Sheet Metal, Stainless Steel, Wood |
| Cutting Direction | : | Clockwise |
| Finish | : | Titanium Nitride-Coated |
| Flute Length | : | 3-3/16 in |
| Number of Flutes | : | 2 |
| Overall Length | : | 4-1/2 in |
| Point Angle | : | 135 deg |
| Point Type | : | Split |
| Shank Diameter | : | 5/16 in |
| Shank Length | : | 1-1/3 in |
| Flute Type | : | Spiral |
| Material | : | HSS |
| Shank Type | : | Straight |
| Diameter | : | 5/16 in |
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