OSG - #12-28 UNF, 2 Flute, Bright Finish, High Speed Steel Spiral Point Tap - Bottoming Chamfer, Right Hand Thread, 2-3/8" OAL, 15/16" Thread Length, 0.22" Shank Diam, 2B/3B Class of Fit, Series 105B
Item #: 68574771
Brand: OSG
Model #: 1214500
Exact Tooling IR#: 04
Features and Benefits
Bottoming chamfers are used for threading blind holes. They have 1 to 2 threads.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
High Speed Steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | #12-28 |
| Number of Flutes | 2 |
| Chamfer | Bottoming |
| Class of Fit | 2B/3B |
| Thread Limit | H3 |
| Finish/Coating | Bright |
| Material | High Speed Steel |
| Through Coolant | NonThrough Coolant |
| Thread Direction | Right Hand |
| Overall Length (Inch) | 2-3/8 |
| Oversize | No |
| Thread Standard | UNF |
| Thread Length (Inch) | 15/16 |
| Series/List | 105B |
| Shank Diameter (Decimal Inch) | 0.2200 |
| Square Size (Decimal Inch) | 0.1650 |
| Material Application | Aluminum; Cast Aluminum; Cast Iron; Hardened Steel; High Carbon Steel; Low Carbon Steel; Medium Carbon Steel |
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