Union Butterfield - #8-32 UNC, H3, 2 Flutes, Plug Chamfer, Bright Finish, Spiral Point STI Tap - 2-3/8" OAL, 0.22" Shank Diam, 15/16" Thread Length, 9/32" Square Length, 0.165" Square Size, 2B/3B Class of Fit, Series 1578
Item #: 66380502
Brand: Union Butterfield
Model #: 1010499
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) | #8-32 |
| Class of Fit | 2B/3B |
| Thread Limit | H3 |
| Number of Flutes | 2 |
| Chamfer | Plug |
| Finish/Coating | Bright |
| Overall Length (Decimal Inch) | 2.3750 |
| Overall Length (Inch) | 2-3/8 |
| Thread Standard | UNC |
| Thread Length (Decimal Inch) | 0.9375 |
| Thread Length (Inch) | 15/16 |
| Shank Diameter (Decimal Inch) | 0.2200 |
| Square Length (Inch) | 9/32 |
| Square Size (Decimal Inch) | 0.1650 |
| Series/List | 1578 |
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