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Precision-engineered for demanding applications, our Size 23 (5.4) bearing 90° high-speed burs deliver exceptional performance and reliability. Made from premium tungsten carbide, these burs maintain sharp cutting edges under heavy-duty use, ensuring long-lasting durability and consistent results. Perfect for professional and DIY projects, they are ideal for cutting, grinding, and shaping metals, plastics, wood, ceramics, and other hard materials.
Key Benefits:
- Superior Durability: Premium tungsten carbide construction resists wear, heat, and deformation.
- Precision Cutting: Achieve detailed and accurate cuts with minimal effort.
- Efficient Grinding: Quickly removes material for smooth, professional finishes.
- Versatile Applications: Suitable for industrial, jewelry, dental, and hobbyist tasks.
- High-Speed Performance: Designed to withstand high rotational speeds without compromising.
Material: Premium Tungsten Carbide for maximum durability and wear resistance
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Size: 23 (5.4 mm diameter)
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Bearing: 90° for smooth rotation and precise cutting
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Shank Diameter: 3/32" (2.35 mm) – compatible with most standard rotary and handpiece tools
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In/Pul: 0.212 inches
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Tip Style: Standard 90° angular bearing for versatile grinding, cutting, and polishing
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Application: Suitable for metals, plastics, wood, ceramics, jewelry, dental, and industrial tasks
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Rotational Speed: Designed for high-speed operation; maintains shape and sharpness under heavy-duty use
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Durability: Withstands high temperatures and prolonged use without deformation or chipping
Safety Note:
High-speed burs rotate at very high speeds. Always wear protective eyewear, gloves, and follow proper handling procedures when using these tools.
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Features
Durable Tungsten Carbide Construction: Engineered to withstand high temperatures, heavy-duty use, and prolonged high-speed rotation without losing sharpness.
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Sharp Cutting Edges: Precisely ground edges allow fast and efficient cutting, grinding, and polishing of a wide variety of materials.
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90° Bearing: Ensures smooth, stable rotation for precise and accurate finishes.
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Versatile Applications: Ideal for cutting, shaping, grinding, and polishing metals, plastics, wood, ceramics, and more.
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High-Speed Compatibility: Designed for use with high-speed rotary tools and handpieces, maintaining performance even at maximum RPM.
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Long-Lasting Performance: Retains sharpness and shape over repeated use, reducing the need for frequent replacements.
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Reduced Loading & Clogging: Spiral-cut or optimized cutting geometry minimizes material buildup on the bur, improving efficiency.
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Professional & DIY Use: Perfect for industrial, dental, jewelry, woodworking, and hobbyist projects requiring precision and durability.
High Speed Bur Size Convertion Chart |
| SIZE |
MM |
IN/PUL. |
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SIZE |
MM |
IN/PUL. |
| 1 |
1.05 |
0.035 |
|
18 |
4.5 |
0.177 |
| 2 |
1.2 |
0.043 |
|
19 |
4.7 |
0.185 |
| 3 |
1.35 |
0.051 |
|
20 |
5 |
0.197 |
| 4 |
1.5 |
0.059 |
|
22 |
5.2 |
0.204 |
| 5 |
1.7 |
0.067 |
|
23 |
5.4 |
0.212 |
| 6 |
1.9 |
0.075 |
|
24 |
5.6 |
0.22 |
| 7 |
2.1 |
0.083 |
|
25 |
5.9 |
0.232 |
| 8 |
2.3 |
0.09 |
|
26 |
6.3 |
0.248 |
| 9 |
2.5 |
0.098 |
|
27 |
6.7 |
0.263 |
| 10 |
2.7 |
0.106 |
|
28 |
7.2 |
0.283 |
| 11 |
2.9 |
0.114 |
|
29 |
7.6 |
0.299 |
| 12 |
3.1 |
0.122 |
|
30 |
8 |
0.314 |
| 13 |
3.3 |
0.13 |
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31 |
8.9 |
0.35 |
| 14 |
3.5 |
0.138 |
|
32 |
9.6 |
0.377 |
| 15 |
3.8 |
0.149 |
|
33 |
10.4 |
0.409 |
| 16 |
4 |
0.157 |
|
34 |
11 |
0.437 |
| 17 |
4.3 |
0.169 |
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