General Purpose tap series provides exceptional value for tapping helicoil (STI) threads in a variety of ferrous and nonferrous metals.
Features & Benefits:
| Manufacturer Part Number | 8010900 |
| Chamfer Length (Decimal Inch) | 0.075" |
| Chamfer Type | Bottom (1.5P) |
| Cutting Direction | Right Hand |
| Helix Angle (Degree) | 50 Degree |
| Helix Direction | Right Hand |
| List Name | GENERAL PURPOSE-SFT STI |
| Major Diameter (Decimal Inch) | 0.250" |
| Neck Length (Decimal Inch) | 1.129" |
| Number of Flutes | 3 |
| Overall Length (Decimal Inch) | 2.720" |
| Shank Diameter (Decimal Inch) | 0.318" |
| Square Length (Decimal Inch) | 0.375" |
| Square Width (Decimal Inch) | 0.238" |
| Material | HSS |
| Coating | Bright |
| Tap Drill Size Maximum (Decimal Inch) | 0.270" |
| Tap Drill Size Minimum (Decimal Inch) | 0.261" |
| Thread Length (Decimal Inch) | 0.500" |
| Thread Limit | H2 |
| Thread Size (Inch) | 1/4" |
| Thread Type | UNC STI |
| Thread Per Inch (TPI) | 20 TPI |
| Series | S108 |
| Product Type | Spiral Flute STI Tap |
714.897.1700
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