45° helix geometry
The 45° high-helix design supports smoother entry and cutting action in finishing and fine-pitch roughing families.
4HEMG · ZrN Coated · 4 Flute · 45° Helix
4-Flute 45° Helix Square End Mill for Titanium and SUS Stainless Steel with ZrN Coating
The 45° helix promotes smooth cutting and controlled chip flow during side milling and finishing. ZrN coating supports stainless steel and titanium production requiring stable surface quality.
45° helix geometry; available in Ø1–20 mm across 25 orderable SKUs.
- 4
- Flutes
- WC
- Fine-grain carbide
- ZrN
- PVD coating
- 45°
- Helix angle
- Square end
- End geometry
- h5
- Shank tolerance
- Ø1–20
- Diameter range mm
Controlled cutting geometry
End and peripheral cutting geometry is batch inspected, with dimensional reports available.
Precision h5 shank
Shank diameter d uses an h5 tolerance to support secure location, runout control, and repeatable tool changes.
ZrN coating
Champagne-gold ZrN PVD coating for repeat B2B procurement of stainless-steel and titanium tooling.
Complete SKU table
4HEMG dimensions and order codes
All dimensions are in mm; “—” means the field is not used for this family.
Showing 25 of 25 rowsFilter by order code or dimension
| Order number / SKU | Specification | D | R | R tolerance | L1 | L2 | L | d (h5) |
|---|---|---|---|---|---|---|---|---|
| 4HEMG 010 025 S06 | 1 | 1 | — | — | 2.5 | — | 40 | 6 |
| 4HEMG 010 035 S06 | 1 | 1 | — | — | 3.5 | — | 40 | 6 |
| 4HEMG 015 040 S06 | 1.5 | 1.5 | — | — | 4 | — | 40 | 6 |
| 4HEMG 015 060 S06 | 1.5 | 1.5 | — | — | 6 | — | 40 | 6 |
| 4HEMG 020 050 S06 | 2 | 2 | — | — | 5 | — | 40 | 6 |
| 4HEMG 020 080 S06 | 2 | 2 | — | — | 8 | — | 45 | 6 |
| 4HEMG 030 080 S06 | 3 | 3 | — | — | 8 | — | 45 | 6 |
| 4HEMG 030 120 S06 | 3 | 3 | — | — | 12 | — | 50 | 6 |
| 4HEMG 040 110 S06 | 4 | 4 | — | — | 11 | — | 45 | 6 |
| 4HEMG 040 160 S06 | 4 | 4 | — | — | 16 | — | 55 | 6 |
| 4HEMG 050 130 S06 | 5 | 5 | — | — | 13 | — | 50 | 6 |
| 4HEMG 050 180 S06 | 5 | 5 | — | — | 18 | — | 60 | 6 |
| 4HEMG 060 130 S06 | 6 | 6 | — | — | 13 | — | 50 | 6 |
| 4HEMG 060 200 S06 | 6 | 6 | — | — | 20 | — | 60 | 6 |
| 4HEMG 080 200 S08 | 8 | 8 | — | — | 20 | — | 60 | 8 |
| 4HEMG 080 250 S08 | 8 | 8 | — | — | 25 | — | 70 | 8 |
| 4HEMG 100 220 S10 | 10 | 10 | — | — | 22 | — | 70 | 10 |
| 4HEMG 100 300 S10 | 10 | 10 | — | — | 30 | — | 80 | 10 |
| 4HEMG 120 260 S12 | 12 | 12 | — | — | 26 | — | 75 | 12 |
| 4HEMG 120 400 S12 | 12 | 12 | — | — | 40 | — | 90 | 12 |
| 4HEMG 120 500 S12 | 12 | 12 | — | — | 50 | — | 100 | 12 |
| 4HEMG 160 350 S16 | 16 | 16 | — | — | 35 | — | 90 | 16 |
| 4HEMG 160 500 S16 | 16 | 16 | — | — | 50 | — | 110 | 16 |
| 4HEMG 200 400 S20 | 20 | 20 | — | — | 40 | — | 100 | 20 |
| 4HEMG 200 500 S20 | 20 | 20 | — | — | 50 | — | 110 | 20 |
For a production quotation, provide the SKU list, stainless or titanium grade, machine and coolant conditions, monthly or annual volume, and any dimensional-report, packaging, or laser-marking requirements.
Request a production quote