D Shape Carbide Burr for Internal Radii and Surface Blending
The D shape carbide burr features a spherical ball profile, making it ideal for creating internal radii, blending surfaces, and working within concave areas. This shape provides smooth, even material removal in all directions.
Typical Applications
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Creating internal radii and concave features
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Blending weld seams and transitions
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Deburring recessed or curved surfaces
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Toolmaking and precision engineering
Key Features
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D shape spherical ball profile
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Smooth multi-directional cutting
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3mm shank for detailed control
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Ideal for concave geometries
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German-engineered JOKE quality
Suitable Materials
- Steel
- Stainless steel
- Cast iron
- Non-ferrous metals
3mm Shank for Precision and Control
The 3mm shank provides excellent control and access when working on detailed contours and internal features, making it ideal for precision shaping and finishing tasks.
Compatible 3mm Collet Rotary Machines
The JOKE D shape 3mm shank carbide burr is compatible with professional 3mm collet rotary machines used for contouring and precision material removal.
Micromotor Systems
Moleroda OZ Black Micromotor System with Handpiece and Foot Pedal
Air (Windy) Tools
NSK Air Grinder – Impulse NA45-400 with 45° Angle Head (40,000 RPM)
Air (Windy) Tools
German-Engineered JOKE Quality
JOKE carbide burrs are manufactured in Germany to deliver consistent cutting performance, accuracy, and long service life.
What is a D shape carbide burr used for?
D shape burrs are used for internal radii, concave surfaces, and blending curved features.
What is the benefit of a rounded end?
The rounded end allows smooth movement along curves while reducing chatter and surface marking.
Which tools are compatible?
Compatible with professional 3mm collet rotary machines.
![Carbide Burr - D Shape (Ball/Sphere) - on a 3mm Spindle [1200x900]](https://moleroda.com/wp-content/uploads/2015/12/Carbide-Burr-D-Shape-3mm-1200x900-1.png)
