| Manufacturer Part Number | T458A |
| Size & Pitch | 1/2-20 |
| Diameter (Decimal Inch) | 0.5000" |
| Diameter (mm) | 12.70mm |
| Overall Length (Decimal Inch) | 3.3800" |
| Length/Diameter | 3.0xD |
| Chamfer Type | Plug |
| Overall Length (mm) | 85.85mm |
| Thread Length (Decimal Inch) | 0.9840" |
| Thread Length (mm) | 24.99mm |
| Square Length (Decimal Inch) | 0.4400" |
| Square Length (mm) | 11.18mm |
| Shank Diameter (Decimal Inch) | 0.3670" |
| Shank Diameter (mm) | 9.32mm |
| Square Size (Decimal Inch) | 0.2750" |
| Square Size (mm) | 6.99mm |
| Neck Diameter (Decimal Inch) | 0.3540" |
| Connection (mm) | 9.32 x 6.99mm |
| Connection (Decimal Inch) | 0.367 x 0.275" |
| Useable Length (Decimal Inch) | 1.6570" |
| Neck Diameter (mm) | 8.99mm |
| Drill Size (Decimal Inch) | 0.4545" |
| Drill Size (mm) | 11.55mm |
| Useable Length (mm) | 42.09mm |
| Thread Series | UNF |
| Pitch Limit | H11 |
| Chamfer Length | 4P-5P |
| Finish | Bright |
| Blank Standard | 302A |
| Helix Angle (Degree) | 0 Degree |
| Number of Flutes | 3 |
| Tap Type | SPPT |
| Shank Type | Square |
| Coolant Through | No |
| Ring Color | Black |
| Trade Name | Combo Tap |
| Series | T4-A |
| Material | HSS-EX |
| Product Type | Spiral Point Tap |
714.897.1700
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