HRC55 Golden Color 4 Flute Long Shank Square End Mill Cutter 1/4 Inch Bronze Coating
Specification:
Name: END MILLS
Material: 100% raw material carbide
Metrial: Tungsten Carbide
Coating: HRC45° HRC50° HRC55° HRC60° HRC65°
Flute:1Flute 2Flute 3Flute 4Flute 5Flute End Mills
About Coatings:
Endmill Grade | Coating Name | Color | Hv | μm | Friction | The MaxºC | Application |
HRC 45° coating | AlTiN | black | 3300 | 0.6 | 0.7 | 850ºC | Suitable for General Steel |
HRC 50° coating | AlTiN | black | 3300 | 0.6 | 0.7 | 850ºC | Suitable for General Steel |
HRC 55° coating | TiSiAlN | bronzed | 3400 | 0.5 | 0.7 | 900ºC | General Steel,cast cast iron |
HRC 60° coating | AlCrSiN | black | 4000 | 0.4 | 0.35 | 1100ºC | High Hard Material, steel, cast iron, etc |
HRC 65° coating | nACo 3 Blue | blue | 4500 | 0.4 | 0.45 | 1200ºC | Titanium Alloy, High-temperature Alloy,material, etc |
HSS | nACo 3 Blue | Other | 4500 | 0.4 | 0.45 | 1200ºC | Stainless steel |
Free Sample Test : Contact Us For Inquiry |

Product Sizes:
D1 (Diameter of cut) | d (Shank Diameter) | L (Flute Length) | L1 (Overall Length) |
1mm | 4mm | 3mm | |
1.5mm | 4mm | 4mm |
2mm | 4mm | 6mm |
2.5mm | 4mm | 8mm |
3mm | 3mm | 8mm |
3mm | 4mm | 8mm |
3.5mm | 4mm | 11mm |
4mm | 4mm | 11mm |
1mm | 6mm | 3mm |
1.5mm | 6mm | 4mm |
2mm | 6mm | 6mm |
2.5mm | 6mm | 8mm |
3mm | 6mm | 8mm |
3.5mm | 6mm | 11mm |
4mm | 6mm | 11mm |
4.5mm | 6mm | 13mm |
5mm | 5mm | 13mm |
5mm | 6mm | 13mm |
6mm | 6mm | 15mm |
7mm | 8mm | 20mm |
8mm | 8mm | 20mm |
9mm | 10mm | 25mm | |
10mm | 10mm | 25mm |
12mm | 12mm | 30mm |
14mm | 14mm | 45mm | |
16mm | 16mm | 45mm |
18mm | 18mm | 45mm |
20mm | 20mm | 45mm |
Production Process:

Advantages:
Suitable for finishing,can achieve the mirror effect.
coating increase surface gloss,and prolonging life.
100% quality guarantee (ISO9001)
Work material: carbide steel, alloy steel, cast iron, copper, mould steel,etc.
100% original tungsten, without recycle parts. Wc90%, Co10%, more cobalt will make end mills more crisp.
Why choose us?
We use tungsten and cobalt material, no recycled materials, and apply superb production technology.
High sharpness, high wear resistance and long service life.