Default Surface FinishBright FinishH LimitH-2Number of Flutes2Series DesignationNSTap Size4-36
| Applicable Materials | Alloy Steel, Carbon Steel and Cast Iron |
| Cutting Depth | 4-1/16 in |
| Cutting Direction | Right Hand |
| Cutting Edge Material | HSS |
| Drill Size - Decimal Inch | 0.4375 in |
| Drill Size - Fraction | 7/16 in |
| Finish | Black Oxide/Steam Oxide |
| Flute Length | 4-1/16 in |
| Flute Type | Spiral |
| Material | HSS |
| Number of Flutes | 2 |
| Overall Length | 12 in |
| Point Angle | 135 deg |
| Point Type | Split |
| Series | 912 |
| Shank Size | 7/16 in |
| Shank Type | Straight |
| Style | 912 |
| Surface Condition | Steam Oxide |
| Tool Size | 7/16" |
| Type | Type B Extra Length |