Single Profile Thread Mill: 1/4-20 to 1/4-56, 20 to 56 TPI, Internal & External, 4 Flutes, Solid Carbide 0.18″ Cut Dia, 1/4″ Shank Dia, 2.5″ OAL, Bright/Uncoated
Item #: 66734047
Brand: Harvey Tool
Model #: 54250
Product Specifications
| Maximum Threads Per Inch | 56 |
| Minimum Threads Per Inch | 20 |
| Material | Solid Carbide |
| Thread Type | Internal & External |
| Thread Size | 1/4-20 to 1/4-56 |
| Shank Diameter (Inch) | 1/4 |
| Shank Diameter (Decimal Inch) | 0.2500 |
| Cutting Diameter (Decimal Inch) | 0.1800 |
| Overall Length (Decimal Inch) | 2.5000 |
| Overall Length (Inch) | 2-1/2 |
| Neck Diameter (Decimal Inch) | 0.1150 |
| Neck Length (Decimal Inch) | 1.0000 |
| Number Of Flutes | 4 |
| Coating/Finish | Bright/Uncoated |
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