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CBN End Mills

CBN (Cubic Boron Nitride) END MILLS

We are a Manufacturer of CBN End Mills in India, the hardest material next to diamond. Thus, it is suitable for milling hard hardened steel as compared to solid carbide end mills. These end mills feature high precision, long life span, low prices and facility of regrinding service. CBN End Mills are suitable for both manned and unmanned milling of steel due to the longer tool life. The end mills are available in diameter ranging from 0.1mm to 6mm.It is applicable for steel up to 70 HRC.

We are one of the Reliable supplier of CBN end Mills in India. The end mills can be reground multiple of times.

Technical Specification
Product Name CBN End Mill
Diameter range 1 mm – 12 mm
Shank diameter 4 mm – 12 mm
Overall length 50 mm – 100 mm
Number of flutes 2 flutes
Material Solid Carbide Body with CBN Cutting Edges
Tolerance ±0.01 mm / H7
Suitable hardness Hardened steels 50–70 HRC
Application Finishing & semi-finishing operations
Customization Available as per customer requirement
Extreme Hardness. Thermal Stability. Precision Milling Excellence.
  • Engineered with premium cubic boron nitride cutting edges, CBN end mills offer excellent hardness and wear resistance, delivering stable machining performance on hardened steels, superalloys, and sintered materials during continuous high-speed and high-temperature cutting operations.
  • Dedicated Impex optimized cutting geometry in these end mills reduces cutting forces and improves chip flow, allowing smooth milling of hardened components with lower vibration, better surface finish, and consistent dimensional accuracy over long production cycles.
  • Advanced thermal stability of cubic boron nitride enables CBN end mills to perform reliably in dry and semi-dry machining, maintaining edge strength at extreme temperatures where standard carbide tools typically lose cutting efficiency.
  • Precision-ground flutes and controlled edge preparation in these end mills ensure even load distribution, reducing edge chipping and wear while producing smooth surface finishes in mold making, die machining, and hardened component applications.
  • Designed for high-speed machining, these tools maintain cutting accuracy at higher spindle speeds, supporting faster cycle times, increased productivity, and reduced need for secondary finishing in demanding industrial machining environments.
  • The rigid tool body construction of CBN end mills improves vibration resistance during heavy cutting, ensuring stable tool engagement, accurate corners, and consistent performance in profiling, slotting, and contour milling operations.
  • DIC manufactures these end mills through controlled process validation and strict quality inspections, delivering reliable dimensional accuracy, repeatable cutting performance, and stable machining results for critical precision engineering requirements.
  • Suitable for CNC and automated machining systems, CBN end mills support long production runs with fewer tool changes, helping improve machining efficiency, reduce operational costs, and maintain consistent output in high-volume manufacturing.
Precision Engineering Backed by Process Discipline
  • We focus on advanced cutting tool engineering, combining material science knowledge with precision manufacturing to deliver CBN end mills that meet the demanding requirements of hardened material machining across multiple industrial sectors.
  • Our tooling solutions are developed with application-focused design principles, ensuring these end mills provide strong cutting performance, long tool life, and stable results for mold making, automotive parts, aerospace components, and heavy engineering applications.
  • Strict in-house quality inspection, dimensional checks, and profile measurement systems ensure every CBN end mills meets defined tolerance limits before dispatch, supporting consistent performance and reliable machining results.
  • With extensive experience in precision cutting tools, Dedicated Impex offers dependable technical support, helping customers choose the right end mills geometry for specific materials, hardness levels, and machining conditions.
  • We emphasize process validation and final inspection at every production stage, ensuring each CBN end mills delivers predictable cutting behavior, reduced machine downtime, and improved stability during demanding machining operations.
  • Our manufacturing approach focuses on vibration resistance, edge stability, and thermal endurance, enabling CBN end mills to achieve superior surface finish and high accuracy even in high-speed and heavy-load milling applications.
  • DIC Tools supports global machining standards and customer-specific requirements, offering consistent product quality, repeatability, and reliable supply for long-term industrial partnerships and precision manufacturing programs.
  • Customer-focused manufacturing flexibility allows us to align tool design, quality parameters, and packaging solutions with buyer expectations, ensuring long-term value, trust, and consistent performance.
Your Brand Identity. Our Manufacturing Precision.
  • We offer complete private-label branding solutions for CBN end mills, helping customers build strong market identity through customized tool marking, tailored packaging design, and brand-focused presentation aligned with their sales and distribution strategy.
  • Custom laser marking allows brand names, product codes, and technical details to be permanently engraved on these end mills, ensuring a professional appearance, easy traceability, and improved brand recognition in industrial machining environments.
  • Packaging solutions for CBN end mills are designed to protect cutting edges during storage and transport while delivering a premium visual presentation that reflects product quality and strengthens customer confidence in competitive markets.
  • Flexible branding formats support distributors and industrial suppliers offering these end mills, ensuring consistent product identity across multiple tool ranges without affecting cutting performance, dimensional accuracy, or quality standards.
  • DIC supports custom insert cards, labels, and documentation, allowing buyers to clearly communicate technical specifications, usage instructions, and brand messaging to end customers in a professional format.
  • Branding workflows are integrated into the production process to ensure consistent logo placement, color accuracy, and uniform packaging quality across bulk orders and repeat manufacturing cycles.
  • Custom branding solutions for CBN end mills are scalable, supporting both small trial orders and large-volume production while enabling partners to expand market presence with reliable supply continuity.
  • Dedicated Impex branding and packaging teams work closely with customers to align visual identity with technical excellence, ensuring the final product reflects strong performance credibility and clear brand positioning.

Product FAQ's

1. What is a CBN End Mill?

A CBN End Mill is a high-performance cutting tool manufactured with Cubic Boron Nitride cutting edges on a solid carbide body. Dedicated Impex CBN End Mills are designed for precision machining of hardened materials, offering excellent wear resistance, dimensional stability, and consistent surface finish.

2.What diameter range is available for CBN End Mills?

Dedicated Impex offers CBN End Mills in a diameter range of 1 mm to 12 mm, with custom diameters available to meet specific component designs and precision machining requirements.

3.What shank diameters are available for CBN End Mills?

Standard shank diameters range from 4 mm to 12 mm. we also provides custom shank sizes to ensure proper tool holding, stability, and compatibility with different CNC machines.

4.What is the standard overall length of CBN End Mills?

CBN End Mills are available with overall lengths from 50 mm to 100 mm. Custom lengths can be manufactured based on machining depth, tool reach, and specific setup requirements.

5. What tolerance can be achieved using CBN End Mills?

CBN End Mills can achieve tight machining tolerances such as ±0.01 mm or H7, ensuring high dimensional accuracy, repeatability, and excellent surface quality in precision components.

6.Are CBN End Mills suitable for finishing operations?

Yes, CBN End Mills are specifically designed for finishing and semi-finishing operations, delivering smooth surfaces, accurate profiles, and reduced machining time in hardened materials.

7.Does Dedicated Impex offer customization for CBN End Mills?

Yes, Dedicated Impex provides customization options including diameter, shank size, overall length, flute geometry, and application-specific designs to meet exact customer machining requirements.

8. Which industries commonly use CBN End Mills?

CBN End Mills are widely used in automotive, aerospace, die & mold manufacturing, bearing production, precision engineering, and heavy tooling industries where hardened material machining is required.

Need Additional Support?

If you didn’t find the information you’re looking for, please connect with our DIC Tools specialists for expert assistance. Our team is ready to support you with product selection, technical guidance, and export inquiries.
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