1/4-20 H3 3FL S/O
Spiral Flute Tap; 1/4″ - 20 ; 2-1/2″ OAL ; 3 FL ; HSS ; Black Oxide ; H3 ; Series 290
| Thread Diameter Size (TDZ) | 1/4″ | Tool Type | High Performance Tap |
| Threads per Inch (TPI) | 20 | Chamfer | 2.5P-3P |
| Thread Standard | NC | Coating | Black Oxide |
| Overall Length (OAL) | 2-1/2″ | Flute Type | Spiral |
| Thread Cutting Part Length (THL) | 1″ | End Shape | Chamfer |
| Usable Length (LU) | 0.996″ | Style | Modified Bottoming |
| Connection Diameter Machine Side (DCONMS) | 0.255″ | Measurement Type | Inch |
| Flute Count (NOF) | 3 | ToolTypeName | Spiral Flute Taps |
| Cutting Edge Material | HSS | Series/List # | 290 |
| Thread Tolerance Class (TCTR) | H3 |
Product Features
| Remarks | •Spiral Fluted With Modified Bottom •For tapping hardened steel •Best Application: 4140, 4340, H13, D2 and 1055 up to 35HRC | Country of Origin | Brazil |
Shipping Info
Package Length
3.10000
Package Width
.30000
Package Height
.30000
Package Weight
0.05
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