| Manufacturer Part Number | B4563 |
| Thread Size (Inch) | 1/2" |
| Thread Size (Decimal Inch) | 0.500" |
| Thread Size (mm) | 12.70mm |
| Threads per Inch (TPI) | 13 |
| Thread Series | UNC |
| Pitch Limit | H3 |
| Chamfer Type | Modified Bottoming |
| Chamfer Length | 2P-3P |
| Overall Length (Decimal Inch) | 3.380" |
| Overall Length (mm) | 85.85mm |
| Thread Length (Decimal Inch) | 0.630" |
| Thread Length (mm) | 16.00mm |
| Square Length (Decimal Inch) | 0.440" |
| Square Length (mm) | 11.18mm |
| Shank Diameter (Decimal Inch) | 0.367" |
| Shank Diameter (mm) | 9.32mm |
| Square Size (Decimal Inch) | 0.275" |
| Square Size (mm) | 6.99mm |
| Neck Diameter (Decimal Inch) | 0.354" |
| Neck Diameter (mm) | 8.99mm |
| Drill Bit Size (Decimal Inch) | 0.430" |
| Drill Bit Size (mm) | 10.92mm |
| Connection Size (Decimal Inch) | 0.367" - 0.275" |
| Connection Size (mm) | 9.32 - 6.99mm |
| Length / Diameter | 2.5xD |
| Usable Length (Decimal Inch) | 2.067" |
| Usable Length (mm) | 52.50mm |
| Shank Type | Square |
| Helix Angle (Degree) | 15 Degree |
| Number of Flutes | 3 |
| Coating | Bright |
| Material | P-HSS |
| Blank Standard | 302A |
| Tap Type | SPFL |
| Series | B4 |
| Product Type | Spiral Flute Tap |
714.897.1700
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