1/4-20 UNC 3B 3 Flute HSS NIT Spiral Flute STI Tap
| Tool Type | STI Tap | Coolant Supply Property (CSP) | External |
| Thread Diameter Size (TDZ) | 1/4″ | Cutting Direction (HAND) | Right Hand |
| Thread Tolerance Class (TCTR) | 3B | Flute Helix Angle (FHA) | CW|25 Degrees |
| Thread Standard | NC | Flute Length | 1-9/64″ |
| Thread Cutting Part Length (THL) | 3/4″ | Flute Type | Spiral |
| Threads per Inch (TPI) | 20 | Usable Length (LU) | 1-3/4″ |
| Overall Length (OAL) | 2-27/32″ | Measurement Type | Inch |
| Cutting Edge Material | HSS | Connection Diameter Machine Side (DCONMS) | 5/16″ |
| Flute Count (NOF) | 3 | Standard | ANSI B94.9 |
| Coating | Nitride | Thread Size | 1/4″ - 20 |
Product Features
| Family Description | A224089-STIUNC1/4 | Country of Origin | Germany |
Shipping Info
Package Weight
0.035
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