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Produced with ultra-fine grain tungsten steel;
Variable helix and unequal division design effectively reduce vibrations;
Each cutter undergoes full polishing and passivation treatment;
Chamfered edges to prevent chipping;
High performance AP coating provides exceptional wear resistance, oxidation resistance, high surface smoothness, and a low friction coefficient.
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Produced with 0.8-grain tungsten steel rods for superior strength;
Featuring a nano bronze coating, these tools deliver excellent wear resistance and extended service life.
The 35° helix groove design ensures fast heat dissipation and exceptional stability.
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Produced with ultra-fine grain tungsten steel;
High-strength cutting edge and core diameter design;
Each cutter undergoes full polishing and passivation treatment;
Featuring imported ALTIN coating.
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Produced with ultra-fine grain tungsten steel;
High-strength cutting edge and core diameter design;
Each cutter undergoes full polishing and passivation treatment;
Featuring imported ALTIN nano blue coating.
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HRC58 Square End Mills

Made from 0.4-grain tungsten steel rods, providing exceptional hardness and extended tool life;
Featuring imported TIALN+AICRSIN composite coatings, these cutters deliver superior wear resistance;
The 35° helix angle with relief enhances rigidity and vibration resistance, ensuring high precision and stability.
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HRC58 Square End Mills



Show Details

11


Specitications


SIZES(D*fL*sD*L)
D1*3*D4*50L D5*(13/20/25)*D5*(50/75/100)L
D1.5*4.5*D4*50L D6*(15/24/30)*D6*(50/75/100)L
D2*6*D4*50L D8*(20/30/35)*D8*(50/75/100)L
D2.5*7.5*D4*50L D10*(25/40)*D10*(75/100)L
D3*9*D4*50L D12*(30/45)*D12*(75/100)L
D3*(9/12/15)*D3*(50/75/100)L D14/D16/D18/D20/D25*100L
D4*(10/16/20)*D4*(50/75/100)L D6/D8/D10/D12/D14/D16/D18/D20*150L


Maximize performance with our HRC58 Square End Mills, designed for high-speed machining of hardened steels (up to HRC58), stainless steel, cast iron, and other tough alloys. Featuring a robust 4-flute design and advanced TiAlN coating, these end mills deliver exceptional wear resistance, heat dissipation, and extended tool life.

Applications:

  • Mold & Die Making – Smooth finishing in hardened cavities

  • Aerospace – Precision milling of high-strength components

  • Automotive – Efficient slotting and profiling

  • General Metalworking – Ideal for steels, cast iron, and alloys

Key Features:
✔ Ultra-fine carbide substrate for durability
✔ Square end for sharp corners and flat surfaces
✔ Optimized helix angle for reduced vibration


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FAQ

1.What materials can HRC58 square end mills cut?
They are designed for hard materials up to HRC58, such as hardened steel, alloy steel, and some stainless steels.

2.Are these end mills suitable for high-speed machining?
Yes, they can handle high-speed machining (HSM) but require proper coolant/lubrication for optimal performance.

3.What coatings are available for HRC58 end mills?
Common coatings include TiAlN and AlCrN for enhanced wear resistance and heat reduction.

4.Can these end mills be used for roughing and finishing?
Yes, they work well for both roughing and finishing operations in hard materials.

5.How to extend tool life?
Use appropriate speeds/feeds, avoid excessive radial engagement, and ensure proper chip evacuation.


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