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- Inch
- 1/4-28 UNF Thread Size & Type
- HSS Material
- Bright Coating
- 2 Flutes
| Thread Type | UNF |
| Truncated Threads | No |
| Thread Size | 1/4 in |
| Shank Square Width - Metric | 4.85 mm |
| Shank End Feature | Square |
| No. of Flutes | 2 |
| Thread Per Inch | 28 |
| Diameter - Decimal | 0.22 in |
| Helix Angle | 20 |
| Material | HSS |
| Tap Type | Machine |
| Thread Creation | Thread Cutting |
| Spiral Point | No |
| Thread Length | 0.7812 in |
| Operation Type | Thru-Hole |
| Interrupted Thread | No |
| Thread Size & Type | 1/4-28 UNF |
| Shank Square Width | 0.191 in |
| Shank Size - Metric | 6.48 mm |
| Direction of Cut | Right Hand |
| Thread Length - Metric | 19.84 mm |
| Blank Construction | Other |
| Ground Threads | Yes |
| Weight | 0.0 LB |
