
ᅚSICO Nano coating provides a superior wear and heat resistance. ᅚSuitable for HRC 50 Hardened Steel, maximum up to HRC 65. ᅚCutting edges are very strong and wear resistant. ᅚFor High speed and high feed cutting. ᅚThe coating can change to Naco Blue is optional.
| Order No. ���� | Dia. (d) | RADIUS (R) | Flute Length (L1) | EFF-L (L2) | OAL (L) | Shank (D) | Flutes (F) |
| EHCUK40200506S | 2 | 0.5R | 1.0 | 6 | 50 | 6 | 4 |
| EHCUK40300508S | 3 | 0.5R | 1.5 | 8 | 50 | 6 | 4 |
| EHCUK40400512S | 4 | 0.5R | 2.0 | 12 | 60 | 6 | 4 |
| EHCUK40400516S | 4 | 0.5R | 2.0 | 16 | 60 | 6 | 4 |
| EHCUK40401012S | 4 | 1.0R | 2.0 | 12 | 60 | 6 | 4 |
| EHCUK40401016S | 4 | 1.0R | 2.0 | 16 | 60 | 6 | 4 |
| EHCUK40600512S | 6 | 0.5R | 3.0 | 12 | 60 | 6 | 4 |
| EHCUK40600515S | 6 | 0.5R | 3.0 | 15 | 60 | 6 | 4 |
| EHCUK40601015S | 6 | 1.0R | 3.0 | 15 | 60 | 6 | 4 |
| EHCUK40601515S | 6 | 1.5R | 3.0 | 15 | 60 | 6 | 4 |
| EHCUK40800520S | 8 | 0.5R | 4.0 | 20 | 60 | 8 | 4 |
| EHCUK40801020S | 8 | 1.0R | 4.0 | 20 | 60 | 8 | 4 |
| EHCUK41000525S | 10 | 0.5R | 5.0 | 25 | 75 | 10 | 4 |
| EHCUK41001025S | 10 | 1.0R | 5.0 | 25 | 75 | 10 | 4 |
| EHCUK41201030S | 12 | 1.0R | 6.0 | 30 | 75 | 12 | 4 |
| EHCUK41202030S | 12 | 2.0R | 6.0 | 30 | 75 | 12 | 4 |
R L1
L2
L
D
65
| Cutting conditions���������: Table 004 | |||
| d | R Tolerance | ✽ is SICO Coating | |
| �12 | 0 ~ -0.02 | is Naco Blue Coating | |
| �> 12 | 0 ~ -0.03 | ||
| R | ± 0.015 |