| Manufacturer Part Number | TRR12266GS |
| Size | M4.50 |
| Pitch (mm) | 0.75mm |
| Thread Limit | D6 |
| Diameter (Inch) | 14/79" |
| Diameter (Decimal Inch) | 0.177" |
| Diameter (mm) | 4.50mm |
| Overall Length (Inch) | 2-3/4" |
| Overall Length (Decimal Inch) | 2.750" |
| Overall Length (mm) | 69.85mm |
| Thread Length (Inch) | 3/8" |
| Thread Length (Decimal Inch) | 0.374" |
| Thread Length (mm) | 9.50mm |
| Square Length (Inch) | 1/4" |
| Square Length (Decimal Inch) | 0.250" |
| Square Length (mm) | 6.35mm |
| Shank Diameter (Inch) | 13/67" |
| Shank Diameter (Decimal Inch) | 0.194" |
| Shank Diameter (mm) | 4.93mm |
| Square Size (Inch) | 12/79" |
| Square Size (Decimal Inch) | 0.152" |
| Square Size (mm) | 3.86mm |
| Neck Length (Decimal Inch) | 0.984" |
| Shank Type | Square |
| Drill Size (Decimal Inch) | 0.165" |
| Drill Size (mm) | 4.20mm |
| Connection Size (Decimal Inch) | 0.194" x 0.152" |
| Connection Size (mm) | 4.93 x 3.86mm |
| Useable Length (Decimal Inch) | 0.984" |
| Useable Length (mm) | 24.99mm |
| Number of Flutes | 4 |
| Series | TRR12 |
| Blank Standard | DIN/ANSI |
| Chamfer Type | Modified Bottoming |
| Chamfer Length | 2P-3P |
| Coating | X |
| Material | HSS-PM |
| Product Type | Thread Forming Tap |