Spiral Flute Tap; 1/4″ - 20 ; 4″ OAL ; 2 FL ; P-HSS ; TiN ; H3 ; Series H1
| Thread Diameter Size (TDZ) | 1/4″ | Chamfer | 4P-5P |
| Threads per Inch (TPI) | 20 | Coating | TiN |
| Thread Standard | UNC | Shank Type | Square |
| Overall Length (OAL) | 4″ | End Shape | Plug |
| Thread Cutting Part Length (THL) | 0.433″ | Cutting Direction (HAND) | Left Hand |
| Usable Length (LU) | 1″ | Coolant Supply Property (CSP) | External |
| Connection Diameter Machine Side (DCONMS) | 0.255″ | Length Group | 3xD |
| Flute Count (NOF) | 2 | Square Size | 0.191″ |
| Flute Helix Angle (FHA) | 15 Degrees | Measurement Type | Inch |
| Cutting Edge Material | HSS | Tapping Prehole Diameter (Pre-hole) | 0.2045″ |
| Thread Tolerance Class (TCTR) | H3 | Series/List # | H1 |
| Standard | 302A | Thread Size | 1/4″ - 20 |
Product Features
| Country of Origin | S.Korea |
Shipping Info
Package Length
3.125
Package Width
0.5
Package Height
0.375
Package Weight
0.03
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