45° helix geometry
The 45° high-helix design supports smoother entry and cutting action in finishing and fine-pitch roughing families.
3HROUG / 4HROUG · ZrN Coated · 3 / 4 Flute · 45° Helix
3- and 4-Flute 45° Helix Fine-Pitch Roughing End Mill for Titanium and SUS Stainless Steel with ZrN Coating
The 45° helix and fine-pitch roughing profile combine controlled cutting action with productive material removal. ZrN coating supports stainless steel and titanium batch production and repeat-order sourcing.
45° helix geometry; available in Ø4–20 mm across 21 orderable SKUs.
- 3 / 4
- Flutes
- WC
- Fine-grain carbide
- ZrN
- PVD coating
- 45°
- Helix angle
- Fine-pitch roughing square end
- End geometry
- h5
- Shank tolerance
- Ø4–20
- 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
3HROUG / 4HROUG dimensions and order codes
All dimensions are in mm; “—” means the field is not used for this family.
Showing 21 of 21 rowsFilter by order code or dimension
| Order number / SKU | Specification | D | R | R tolerance | L1 | L2 | L | d (h5) |
|---|---|---|---|---|---|---|---|---|
| 3HROUG 040 100 S06 | 4 | 4 | — | — | 10 | — | 50 | 6 |
| 3HROUG 050 130 S06 | 5 | 5 | — | — | 13 | — | 50 | 6 |
| 3HROUG 060 100 050 | 6 | 6 | — | — | 10 | — | 50 | 6 |
| 3HROUG 060 160 055 | 6 | 6 | — | — | 16 | — | 55 | 6 |
| 3HROUG 060 200 060 | 6 | 6 | — | — | 20 | — | 60 | 6 |
| 3HROUG 070 180 S08 | 7 | 7 | — | — | 18 | — | 65 | 8 |
| 3HROUG 080 120 060 | 8 | 8 | — | — | 12 | — | 60 | 8 |
| 3HROUG 080 190 065 | 8 | 8 | — | — | 19 | — | 65 | 8 |
| 3HROUG 080 250 070 | 8 | 8 | — | — | 25 | — | 70 | 8 |
| 4HROUG 090 220 S10 | 9 | 9 | — | — | 22 | — | 70 | 10 |
| 4HROUG 100 150 070 | 10 | 10 | — | — | 15 | — | 70 | 10 |
| 4HROUG 100 220 070 | 10 | 10 | — | — | 22 | — | 70 | 10 |
| 4HROUG 100 300 080 | 10 | 10 | — | — | 30 | — | 80 | 10 |
| 4HROUG 110 270 S12 | 11 | 11 | — | — | 27 | — | 80 | 12 |
| 4HROUG 120 200 075 | 12 | 12 | — | — | 20 | — | 75 | 12 |
| 4HROUG 120 250 080 | 12 | 12 | — | — | 25 | — | 80 | 12 |
| 4HROUG 120 350 090 | 12 | 12 | — | — | 35 | — | 90 | 12 |
| 4HROUG 160 320 090 | 16 | 16 | — | — | 32 | — | 90 | 16 |
| 4HROUG 160 400 110 | 16 | 16 | — | — | 40 | — | 110 | 16 |
| 4HROUG 200 380 110 | 20 | 20 | — | — | 38 | — | 110 | 20 |
| 4HROUG 200 500 120 | 20 | 20 | — | — | 50 | — | 120 | 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.
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