1/2-20 UNF 3B 4 Flute HSS Spiral Flute Tap
| Thread Diameter Size (TDZ) | 1/2″ | Thread Tolerance Class (TCTR) | 3B |
| Threads per Inch (TPI) | 20 | Standard | ANSI B94.9 |
| Thread Standard | NF | Coating | Uncoated |
| Overall Length (OAL) | 3-3/8″ | Flute Length | 1-29/64″ |
| 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|10 Degrees | Measurement Type | Inch |
| Cutting Edge Material | HSS |
Product Features
| Family Description | A234587-UNF1/2 | Country of Origin | Germany |
Shipping Info
Package Weight
0.11
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