Regal Cutting Tools - 1/4-28 UNF, H3, 2 Flutes, Plug Chamfer, Bright Finish, High Speed Steel Spiral Point STI Tap - 2-23/32" OAL, 0.255" Shank Diam, 1" Thread Length, 5/16" Square Length, 0.191" Square Size, 3B Class of Fit
Item #: 66127481
Brand: Regal Cutting Tools
Model #: 007059AS
Exact Tooling IR#: 04
Features and Benefits
Plug chamfers are the most commonly used chamfer and are designed for efficiently threading through and blind holes. They have 3 to 5 threads.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/4-28 |
| Class of Fit | 3B |
| Thread Limit | H3 |
| Number of Flutes | 2 |
| Chamfer | Plug |
| Finish/Coating | Bright |
| Overall Length (Decimal Inch) | 2.7188 |
| Overall Length (Inch) | 2-23/32 |
| Thread Standard | UNF |
| Material | High Speed Steel |
| Thread Length (Decimal Inch) | 1.0000 |
| Thread Length (Inch) | 1 |
| Shank Diameter (Decimal Inch) | 0.2550 |
| Square Length (Inch) | 5/16 |
| Square Size (Decimal Inch) | 0.1910 |
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