Precise cutting and clean finishes – for detailed work and efficient material removal
The NIQUA SUPER Q® “45” crown cutter burs are specifically designed for precision machining of soft precious metals and delicate workpieces. Their distinctive crown-shaped geometry ensures consistent material removal and delivers clean, controlled cuts – ideal for fine jewelry work and engraving applications.
In goldsmithing and jewelry production, this bur shape is widely used for efficient surface processing, uniform material removal, and precise detailing. The crown design enhances chip evacuation while minimizing heat generation during operation.
This combination of structural stability and precision cutting geometry makes the tool highly versatile – suitable for both detailed spot work and controlled surface machining.
Manufactured from high-quality hardened tool steel, NIQUA SUPER Q® burs offer long service life, smooth operation, and consistently precise cutting performance – even at high speeds. Ideal for gold, silver, copper, brass, and similar soft metals.
With over 125 years of experience, NIQUA stands for tools that deliver maximum precision and reliability in daily professional use.
Product details:
- Shank diameter: 2.35 mm
- Material: Hardened tool steel
- Shape: Crown cutter “45”
- Sales unit: 6 pcs
Advantages
- Efficient material removal thanks to crown geometry
- Clean cuts and smooth surface finishes
- Reduced heat generation at high speeds
- Long tool life and low vibration
- Professional NIQUA SUPER Q® quality
Applications
- Jewelry making and fine detailing
- Engraving and precision work
- Machining of gold, silver, copper, and brass
- Surface finishing and material removal
| Ø (mm) | Item Number |
|---|---|
| 2.30 | 03 211 023 |
| 2.90 | 03 211 029 |
| 3.50 | 03 211 035 |
| 4.00 | 03 211 040 |