1/2-20 UNF 3B 4 Flute HSS VAP Spiral Flute Tap
| Thread Diameter Size (TDZ) | 1/2″ | Cutting Edge Material | HSS |
| Threads per Inch (TPI) | 20 | Thread Tolerance Class (TCTR) | 3B |
| Thread Standard | NF | Standard | ANSI B94.9 |
| Overall Length (OAL) | 3-3/8″ | Flute Length | 1-7/32″ |
| Thread Cutting Part Length (THL) | 15/16″ | Flute Type | Spiral |
| Connection Diameter Machine Side (DCONMS) | 0.367″ | Cutting Direction (HAND) | Right Hand |
| Flute Count (NOF) | 4 | Coolant Supply Property (CSP) | External |
| Flute Helix Angle (FHA) | CW|40 Degrees | Measurement Type | Inch |
Product Features
| Family Description | A23553-UNF1/2 | Country of Origin | Germany |
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0.1
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