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55 HRC 60 HRC 65 HRC 8 mm 2 4 Flutes 4F CNC Flat Endmill 5mm Tungsten Carbide Square End Mill for Hardened Steel
| Product Name |
Tungsten Carbide Square End Mill for Hardened Steel |
| Material |
100% raw material |
| Flutes |
2 flute, 4 flute |
| Coating |
AlTiN, TiAlN, TiSiN, AlTiSiN, DLC, Nano Blue or your requirements |
| Tolerance |
within 0 ~ ±0.01mm |
| HRC |
HRC55, HRC60, HRC65 |
| Applicable Machine |
CNC machining center, engraving machine, CNC milling machine, gantry machining center |
| Suitable for |
Cast iron, Stainless steel, mould steel, carbon steel, titanium alloy, tool steel, heat-treated steel, wood, etc |
| MOQ |
10 pieces |
| Package |
1pc/plastic box |
| Advantage |
Wear resistance, high quality and nice price |
| Inspection |
100% inspection before shipping to ensure the quality |
| Flexibility |
Small orders are acceptable for quick delivery and to help you to test firstly. |
All specs can be customized. For more information, please contact us.
The key cutting products we selling as below:
- Carbide Insert
- Solid Carbide End Mills
- CNC Turning Tool
- Face Milling Tool
- Drills Bits
- Tool Holder
- CNC Chuck & Adapter
- Taps and Dies
- Grinding Tools
All cutting materials are from international famous brands, high hardness, long tool life.
| HRC |
Grade |
Helix Angle |
Co Content (%) |
Grain Size (UM) |
Bending Strength (N/mm²) |
Application |
| HRC45 |
YG10X |
35° |
10% |
0.8 |
3800 |
General steel, cast iron. |
| HRC55 |
ZK30UF |
35° |
10% |
0.6 |
3800 |
Carbon steel, alloy steel, cast iron. |
| HRC60 |
GU25UF |
35°/45° |
12% |
0.4-0.5 |
4200 |
Carbon steel, alloy steel, stainless steel, cast iron. |
| HRC65 |
GU25UF |
45° |
12% |
0.4 |
4300 |
Carbon steel, alloy steel, stainless steel, cast iron. |
Good coating can improve tools life and production efficiency, and we provide professional suggestions according to your cutting requirements.
| Coating |
Hardness (HV) |
Thickness (UM) |
Friction Coefficient |
Oxidation Temp. (°C) |
Color |
| AlTiN |
3500 |
2.5-3 |
0.3 |
850°C |
Black |
| TiAlN |
2800 |
2.5-3 |
0.3 |
900°C |
Violet |
| TiSiN |
3600 |
3 |
0.45 |
1100°C |
Copper |
| AlTiSiN |
4000 |
4 |
0.4 |
1200°C |
Blue |
| TiN |
2500 |
2.5-3 |
0.5 |
600°C |
Gold |
| Specification |
Diameter |
Cutting Length |
Shank |
Total length |
Flutes |
| 3*8*3*50 | 3 | 8 | 3 | 50 | 2 / 4 |
| 3*12*3*75 | 3 | 12 | 3 | 75 | 2 / 4 |
| 3*15*3*100 | 3 | 15 | 3 | 100 | 2 / 4 |
| 1*3*4*50 | 1 | 3 | 4 | 50 | 2 / 4 |
| 1.5*4*4*50 | 1.5 | 4 | 4 | 50 | 2 / 4 |
| 2*5*4*50 | 2 | 5 | 4 | 50 | 2 / 4 |
| 2.5*7*4*50 | 2.5 | 7 | 4 | 50 | 2 / 4 |
| 3*8*4*50 | 3 | 8 | 4 | 50 | 2 / 4 |
| 3.5*10*4*50 | 3.5 | 10 | 4 | 50 | 2 / 4 |
| 4*10*4*50 | 4 | 10 | 4 | 50 | 2 / 4 |
| 4*16*4*75 | 4 | 16 | 4 | 75 | 2 / 4 |
| 4*20*4*100 | 4 | 20 | 4 | 100 | 2 / 4 |
| 5*13*5*50 | 5 | 13 | 5 | 50 | 2 / 4 |
| 5*20*5*75 | 5 | 20 | 5 | 75 | 2 / 4 |
| 5*25*5*100 | 5 | 25 | 5 | 100 | 2 / 4 |
| 1*3*6*50 | 1 | 3 | 6 | 50 | 2 / 4 |
| 1.5*4*6*50 | 1.5 | 4 | 6 | 50 | 2 / 4 |
| 2*5*6*50 | 2 | 5 | 6 | 50 | 2 / 4 |
| 2.5*7*6*50 | 2.5 | 7 | 6 | 50 | 2 / 4 |
| 3*8*6*50 | 3 | 8 | 6 | 50 | 2 / 4 |
| 3.5*10*6*50 | 3.5 | 10 | 6 | 50 | 2 / 4 |
| 4*10*6*50 | 4 | 10 | 6 | 50 | 2 / 4 |
| 4.5*12*6*50 | 4.5 | 12 | 6 | 50 | 2 / 4 |
| 5*13*6*50 | 5 | 13 | 6 | 50 | 2 / 4 |
| 5.5*15*6*50 | 5.5 | 15 | 6 | 50 | 2 / 4 |
| 6*15*6*50 | 6 | 15 | 6 | 50 | 2 / 4 |
| 6*25*6*75 | 6 | 25 | 6 | 75 | 2 / 4 |
| 6*30*6*100 | 6 | 30 | 6 | 100 | 2 / 4 |
| 6*40*6*150 | 6 | 40 | 6 | 150 | 2 / 4 |
| 7*18*8*60 | 7 | 18 | 8 | 60 | 2 / 4 |
| 8*20*8*60 | 8 | 20 | 8 | 60 | 2 / 4 |
| 8*28*8*75 | 8 | 28 | 8 | 75 | 2 / 4 |
| 8*35*8*100 | 8 | 35 | 8 | 100 | 2 / 4 |
| 8*50*8*150 | 8 | 50 | 8 | 150 | 2 / 4 |
| 9*23*10*75 | 9 | 23 | 10 | 75 | 2 / 4 |
| 10*25*10*75 | 10 | 25 | 10 | 75 | 2 / 4 |
| 10*40*10*100 | 10 | 40 | 10 | 100 | 2 / 4 |
| 10*50*10*150 | 10 | 50 | 10 | 150 | 2 / 4 |
| 11*28*12*75 | 11 | 28 | 12 | 75 | 2 / 4 |
| 12*30*12*75 | 12 | 30 | 12 | 75 | 2 / 4 |
| 12*45*12*100 | 12 | 45 | 12 | 100 | 2 / 4 |
| 12*60*12*150 | 12 | 60 | 12 | 150 | 2 / 4 |
| 14*35*14*80 | 14 | 35 | 14 | 80 | 2 / 4 |
| 13*45*14*100 | 13 | 45 | 14 | 100 | 2 / 4 |
| 14*45*14*100 | 14 | 45 | 14 | 100 | 2 / 4 |
| 14*60*14*150 | 14 | 60 | 14 | 150 | 2 / 4 |
| 15*45*16*100 | 15 | 45 | 16 | 100 | 2 / 4 |
| 16*45*16*100 | 16 | 45 | 16 | 100 | 2 / 4 |
| 16*60*16*150 | 16 | 60 | 16 | 150 | 2 / 4 |
| 18*45*18*100 | 18 | 45 | 18 | 100 | 2 / 4 |
| 18*70*18*150 | 18 | 70 | 18 | 150 | 2 / 4 |
| 20*45*20*100 | 20 | 45 | 20 | 100 | 2 / 4 |
| 20*70*20*150 | 20 | 70 | 20 | 150 | 2 / 4 |
Remarks: The milling cutter model marked with color is a common model.
Product length unit: mm
We are a leading professional manufacturer specializing in high-precision carbide cutting tools and CNC solutions. We focus on the R&D, production, and sale of premium tungsten carbide inserts, milling cutters, drill bits, and various non-standard customized tools.
Manufacturing Excellence & Quality Assurance
To ensure world-class precision, we have introduced 20 advanced CNC grinders and high-end testing equipment from Germany, Australia, and Japan. By integrating top-tier manufacturing technology with rigorous quality control, our tools deliver the core advantages of extreme precision, extended service life, and maximum machining efficiency.
One-Stop CNC Tooling Solutions
We offer a comprehensive catalog of high-quality CNC spare parts and accessories to meet diverse industrial needs:
• Cutting Tools: Carbide end mills, carbide inserts, CNC turning tools, and face milling tools.
• Hole & Threading: High-efficiency drilling tools, thread tapping tools, and carbide burrs.
• Tooling Systems: Precision tool holders, machine vises, live centers, chucks, and CNC angle heads.
• Specialized Accessories: Carbide saw blades, clamping kits, and various CNC machine components.
Commitment to Your Success
We go beyond supplying products. We provide the industry's best parts support and technical services to ensure your machines operate at peak performance and your business runs smoothly.
Choose us - Where Precision Meets Productivity.
1) Are you manufacturer? Do you have factory?
We are professional manufacturer, have more than 12 years experience in this field.
2) When can I get the price?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please tell us in your email so that we will regard your inquiry priority.
3) Is free shipping possible?
We don't offer free shipping service, but we will give you some discount if you buy large quantity products. And we have cooperation Express Companies, can offer you the best price of shipping cost.
4) How long is your delivery time?
Generally it is 5-10 days if the goods are in stock, or it is 15-20 days if the goods are not in stock, it is according to quantity.
5) How can I pay?
We accept paypal as the sample. If large amount need pay by western union or TT.
6) What's your MOQ?
We welcome your sample order to test our quality, we believe that you will find that we are the right supplier you are looking for. So no MOQ.
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