Cobra Carbide is a trusted industry leader specializing in high-performance carbide cutting tools designed for professional machinists and manufacturers. The 4-Flute Corner Radius End Mills combine precision, strength, and durability, making them ideal for applications requiring smooth finishes, extended tool life, and enhanced edge strength. These tools excel in machining steel, stainless steel, and other challenging materials while ensuring exceptional performance.

For decades, Cobra Carbide has been at the forefront of carbide tooling innovation. Rooted in American manufacturing excellence, the company is dedicated to delivering precision-engineered tools that meet modern machining needs. Known for their strict quality control and innovative designs, Cobra Carbide tools provide reliability and consistency, making the brand a trusted choice in workshops and factories across the globe.

• Enhanced Strength with Corner Radius Design: The corner radius adds strength to the cutting edge, reducing chipping and improving tool longevity.
• High-Performance 4-Flute Design: Optimized for smooth, high-feed machining while delivering clean finishes, particularly in harder materials.
• Premium Carbide Material: Crafted from high-grade carbide for excellent wear resistance and extended tool life.
• Versatility in Applications: Ideal for roughing and finishing operations in steel, stainless steel, and alloys, as well as other demanding materials.
• Proudly Made in the USA: Manufactured under strict quality controls to ensure precision, consistency, and superior performance.

• EMSC 1/2 4FSER (.090) Radius 2 x 4

EMSC 1/2 4FSER (.090) Radius 2 x 4 is engineered for precision machining, particularly suited for applications requiring a rounded cutting edge. It is particularly effective for machining components in industries such as automotive, aerospace, and manufacturing. 

Product Overview

• Model: EMSC 1/2 4FSER (.090) Radius
• Cut Diameter: 1/2 inch (approximately 12.7 mm)
• Number of Flutes: 4
• Radius: 0.090 inch (approximately 2.29 mm)
• Length of Cut (LOC): 2 inches (approximately 50.8 mm)
• Overall Length (OAL): 4 inches (approximately 101.6 mm)

This end mill combines robust design with high-quality materials to deliver reliable performance in diverse machining environments.

• EMSC .090 4FSE (.005) Bright C.Radius .270 x 1-½

EMSC .090 4FSE (.005) Bright C.Radius .270 x 1-½ is designed for precision machining tasks that require a rounded cutting edge. It is particularly effective for machining components in aerospace, automotive, and medical manufacturing industries. 

Product Overview

• Model: EMSC .090 4FSE (.005) Bright C.Radius
• Cut Diameter: 0.090 inch (approximately 2.29 mm)
• Number of Flutes: 4
• Corner Radius: 0.005 inch (approximately 0.127 mm)
• Length of Cut (LOC): 1.270 inch (approximately 32.26 mm)
• Overall Length (OAL): 1.5 inches (approximately 38.1 mm)
• Finish: Bright

This end mill combines advanced design with high-quality materials to deliver reliable performance in diverse machining environments.

1.What is a corner radius end mill, and what are its advantages?

A corner radius end mill features rounded edges, which add strength to the tool, reduce edge chipping, and improve overall tool life, especially when machining harder materials.

2. What materials are 4-flute corner radius end mills best suited for?

These end mills are ideal for machining steel, stainless steel, titanium, and other alloys, delivering smooth finishes and excellent performance.

3. Why choose a 4-flute end mill over 2-flute or 3-flute tools?

4-flute end mills allow for higher feed rates and improved surface finishes, especially in harder materials. They excel in finishing operations while offering excellent chip control.

4. Are these tools compatible with CNC machines?

Yes, Cobra Carbide’s 4-Flute Corner Radius End Mills are fully compatible with CNC machines, providing precision and consistency for demanding machining applications.

5. Where can I purchase Cobra Carbide’s 4-Flute Corner Radius End Mills?

You can purchase these tools directly through the Cobra Carbide website or through authorized distributors.