
.UNICO Coating provides superior wear resistance and reduces the coefficient of friction. .Suitable for HRC 30 to HRC 55 Ordinary Steel, Alloy Steel, Cast Iron, Heat-Resistant Steel, etc. .High strength of taper cutting length, can cut deep grooves without breaking. .Convenient for Tap cutting in 3 axis machine.
| Order No. | Dia. (d) | α˚ | CL (L1) | NL (d1) | OAL (L) | Shank (D) | Flutes (F) |
| EPSST242505U | 2.5 | 0.5° | 8.0 | 2.64 | 50 | 4 | 2 |
| EPSST242510U | 2.5 | 1.0° | 8.0 | 2.78 | 50 | 4 | 2 |
| EPSST242515U | 2.5 | 1.5° | 8.0 | 2.91 | 50 | 4 | 2 |
| EPSST242520U | 2.5 | 2.0° | 8.0 | 3.05 | 50 | 4 | 2 |
| EPSST242525U | 2.5 | 2.5° | 8.0 | 3.20 | 50 | 4 | 2 |
| EPSST242530U | 2.5 | 3.0° | 8.0 | 3.33 | 50 | 4 | 2 |
| EPSST242550U | 2.5 | 5.0° | 8.0 | 3.90 | 50 | 4 | 2 |
| EPSST203005U | 3.0 | 0.5° | 10.0 | 3.17 | 50 | 6 | 2 |
| EPSST203010U | 3.0 | 1.0° | 10.0 | 3.35 | 50 | 6 | 2 |
| EPSST203015U | 3.0 | 1.5° | 10.0 | 3.52 | 50 | 6 | 2 |
| EPSST203020U | 3.0 | 2.0° | 10.0 | 3.69 | 50 | 6 | 2 |
| EPSST203025U | 3.0 | 2.5° | 10.0 | 3.87 | 50 | 6 | 2 |
| EPSST203030U | 3.0 | 3.0° | 10.0 | 4.05 | 50 | 6 | 2 |
| EPSST203050U | 3.0 | 5.0° | 10.0 | 4.75 | 50 | 6 | 2 |
| EPSST203070U | 3.0 | 7.0° | 12.0 | 6.00 | 50 | 6 | 2 |
| EPSST2030A0U | 3.0 | 10.0° | 12.0 | 7.22 | 60 | 8 | 2 |
| EPSST2030A5U | 3.0 | 15.0° | 12.0 | 9.40 | 75 | 10 | 2 |
| EPSST204005U | 4.0 | 0.5° | 15.0 | 4.26 | 50 | 6 | 2 |
| EPSST204010U | 4.0 | 1.0° | 15.0 | 4.52 | 50 | 6 | 2 |
| EPSST204015U | 4.0 | 1.5° | 15.0 | 4.79 | 50 | 6 | 2 |
| EPSST204020U | 4.0 | 2.0° | 15.0 | 5.04 | 50 | 6 | 2 |
| EPSST204025U | 4.0 | 2.5° | 15.0 | 5.31 | 50 | 6 | 2 |
| EPSST204030U | 4.0 | 3.0° | 15.0 | 5.57 | 50 | 6 | 2 |
| EPSST204050U | 4.0 | 5.0° | 15.0 | 6.62 | 60 | 8 | 2 |
| EPSST204070U | 4.0 | 7.0° | 16.0 | 8.00 | 60 | 8 | 2 |
| EPSST2040A0U | 4.0 | 10.0° | 17.0 | 10.00 | 75 | 10 | 2 |
| EPSST2040A5U | 4.0 | 15.0° | 14.9 | 12.00 | 75 | 12 | 2 |
d
L1
L
D
| d Tolerance |
| d ≤ 6 0 ~ -0.02 |
| 6 < d ≤ 12 0 ~ -0.03 |
| d > 12 0 ~ -0.04 |