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| Thread Diameter Size (TDZ) | 1/4″ | Tool Type | Machine Tap |
| Threads per Inch (TPI) | 28 | Coating | TiAlN/Top |
| Thread Standard | UNF | Tapping Prehole Diameter (Pre-hole) | #3 |
| Overall Length (OAL) | 3.15″ | Flute Length | 0.591″ |
| Thread Cutting Part Length (THL) | 0.591″ | Flute Type | Straight |
| Usable Length (LU) | 0.984″ | Style | Semi-Bottoming |
| Connection Diameter Machine Side (DCONMS) | 0.255″ | Cutting Direction (HAND) | Right Hand |
| Flute Count (NOF) | 4 | Coolant Supply Property (CSP) | External |
| Flute Helix Angle (FHA) | 0 Degrees | Length Group | 2D |
| Applicable Material | Cast Iron | Square Size | 0.189″ |
| Cutting Edge Material | HSS-E-PM | Measurement Type | Fractional |
| Thread Tolerance Class (TCTR) | H5 | Series/List # | E914 |
| Special Feature | White Ring | Thread Size | 1/4″ - 28 |
| Standard | DIN/ANSI | |