Features:
| Manufacturer Part Number | TT90389 |
| Shank Diameter | 0.3180" |
| Overall Length (Inch) | 2.7188" |
| Length of Cut (Inch) | 1.1250" (1-1/8) |
| Thread Size | 5/16"-24 |
| End Length (Inch) | 0.3750" (3/8) |
| Type | Bottom |
| Thread Limit | H1 |
| Number of Flutes | 4 |
| Coating | Uncoated |
| Substrate | high speed steel |
| Product Type | Straight Flute Tap |