Made in USA - 7/8-14 UNF 3B 4 Flute Chrome Finish High Speed Steel Straight Flute Standard Hand Tap - Taper, Right Hand Thread, 4-11/16" OAL, 2-7/32" Thread Length, H4 Limit, Oversize
Item #: 74388166
Brand: Made in USA
Exact Tooling IR#: 04
Features and Benefits
Taper chamfers also known as starter taps have a longer chamfer and require a less aggressive cutting action. They have 7 to 10 threads.
High Speed Steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
| Product Specifications | |
|---|---|
| Tap Type | Standard Hand Tap |
| Thread Size (Inch) | 7/8-14 |
| Class of Fit | 3B |
| Thread Limit | H4 |
| Number of Flutes | 4 |
| Chamfer | Taper |
| Material | High Speed Steel |
| Finish/Coating | Chrome |
| Thread Direction | Right Hand |
| Through Coolant | NonThrough Coolant |
| Thread Standard | UNF |
| Overall Length (Inch) | 4-11/16 |
| Oversize | No |
| Thread Length (Inch) | 2-7/32 |
| Shank Diameter (Decimal Inch) | 0.6970 |
| Square Length (Inch) | 3/4 |
| Square Size (Decimal Inch) | 0.5230 |
| Material Application | Ferrous Metals; Non-Ferrous Metals; Non-Metallic Materials |
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