OSG - 1/4-28 UNF, 3 Flute, 50° Helix, Bottoming Chamfer, elektraLUBE Finish, High Speed Steel Spiral Flute STI Tap - 2-1/2" OAL, 1" Thread Length
Item #: 65059081
Brand: OSG
Model #: 8012102
Exact Tooling IR#: 04
Features and Benefits
Bottoming chamfers are used for threading blind holes. They have 1 to 2 threads.
elektraLUBE prevents welding, loading and galling between the tap and the workpiece. It is commonly used on stainless steels, high nickel alloys, aluminum and copper. elektraLUBE is a proprietary coating exclusive to OSG Tap and Die, Inc.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/4-28 |
| Thread Limit | H3 |
| Number of Flutes | 3 |
| Chamfer | Bottoming |
| Finish/Coating | elektraLUBE |
| Overall Length (Inch) | 2-1/2 |
| Helix Angle | 50 |
| Thread Standard | UNF |
| Material | High Speed Steel |
| Thread Length (Inch) | 1 |
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