STI Tap; 1/2″ -20 × 3.937″ OAL ; Bottoming ; HSSE ; Bright ; UNF ; 3B
| Tool Type | STI Tap | Coating | Uncoated |
| Style | Bottoming | Coolant Supply Property (CSP) | External |
| Thread Diameter Size (TDZ) | 1/2″ | Cutting Direction (HAND) | Right Hand |
| Thread Tolerance Class (TCTR) | 3B | Flute Helix Angle (FHA) | 45 Degrees |
| Thread Standard | UNF | Flute Type | Spiral |
| Thread Cutting Part Length (THL) | 0.87″ | Measurement Type | Inch |
| Threads per Inch (TPI) | 20 | Connection Diameter Machine Side (DCONMS) | 0.429″ |
| Overall Length (OAL) | 3.937″ | Standard | DIN | ANSI |
| Cutting Edge Material | HSSE | Series/List # | CU513510 |
| End Shape | Point|Chamfer | Remarks | • The Enorm Z/E design is typically for blind hole threads in long chipping materials. • Longer tool life and more consistent thread quality. |
| Applicable Material | | Stainless Steel | | Thread Size | 1/2″ - 20 |
| Chamfer | 1.5P-2P |
Product Features
| Remarks | • The Enorm Z/E design is typically for blind hole threads in long chipping materials. • Longer tool life and more consistent thread quality. | Country of Origin | GERMANY |
Shipping Info
Package Weight
0.9999
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