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Experience unmatched precision and performance with our High Speed Burs, Size 28 (7.2) Bearing 90°, expertly crafted from premium tungsten carbide for exceptional durability and efficiency. Designed to handle demanding tasks, these burs excel in cutting, grinding, shaping, and polishing a wide range of materials — including metal, wood, plastic, and ceramics.
Ideal for both industrial professionals and DIY enthusiasts, these high-speed burs ensure smooth operation, consistent performance, and a precise finish every time. Whether you’re working on fine jewelry, mechanical components, or detailed craft projects, these tools deliver reliability and accuracy you can trust.
Key Benefits:
- Superior Durability: Constructed from high-grade tungsten carbide to resist wear and heat under high-speed rotation.
- Precision Cutting: Engineered for accurate, detailed cuts and consistent performance.
- Efficient Grinding: Removes material quickly while maintaining control and precision.
- Versatile Applications: Suitable for metalworking, woodworking, jewelry making, dental work, and general DIY use.
Material: Tungsten carbide for superior durability and high-speed performance
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Size: 28 (7.2)
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Bearing Angle: 90° for precise and stable rotation
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Shank Diameter: 3/32" (2.38 mm) – compatible with most rotary tools
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In/Pul: 0.283
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Recommended Use: Cutting, grinding, shaping, and polishing metals, plastics, wood, and ceramics
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Durability: Resistant to wear, heat, and corrosion, ensuring long-lasting performance
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Precision: Sharp edges and balanced design provide clean, accurate cuts and smooth finishes
Safety note:
High-speed burs rotate at very high RPMs. Always wear safety glasses, gloves, and other protective gear when using.
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Features
Durable Tungsten Carbide Construction: Engineered to withstand high temperatures and high-speed rotation, ensuring long-lasting performance.
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Ultra-Sharp Cutting Edges: Precisely ground edges allow for fast and efficient cutting, grinding, and polishing of metals, plastics, wood, and ceramics.
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90° Bearing: Ensures smooth, stable rotation for accurate and uniform results.
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Versatile Applications: Ideal for industrial tasks, jewelry making, woodworking, and DIY projects requiring precision shaping and finishing.
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High Efficiency: Quickly removes material while maintaining surface integrity, saving time and effort.
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Smooth Operation: Minimizes vibration for enhanced control and reduced fatigue during extended use.
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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