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Elevate your precision work with our professional-grade High Speed Burs, Size 15 (3.8 mm) with 90° bearing. Crafted from premium tungsten carbide, these burs offer exceptional durability, heat resistance, and long-lasting performance. Designed for dental laboratories, jewelry making, and industrial applications, they deliver smooth, precise results for grinding, cutting, and polishing a variety of materials, including metal, wood, plastic, and glass.
Engineered for high-speed rotary tools up to 400,000 RPM, these burs provide accurate rotation, consistent performance, and professional-grade efficiency for intricate detailing and heavy-duty applications alike.
Key Features:
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Precision 90° Angle: Ideal for accurate grinding and polishing.
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Size 15 (3.8 mm) Bearing: Suitable for versatile applications and larger surface areas.
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Premium Tungsten Carbide: Ensures durability, heat resistance, and long tool life.
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Versatile Material Use: Works effectively on metal, plastic, wood, and glass.
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High-Speed Compatible: Maintains sharpness and performance at high RPMs.
Achieve professional results with burs engineered for precision, reliability, and efficiency in every application.
Material: Tungsten carbide / M2 High-Speed Steel
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Bur Size: 15 (3.8 mm)
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Bearing Angle: 90°
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Shank Diameter: 3/32" (2.38 mm) – fits most standard handpieces
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Cut Type: Spiral cut for increased performance, reduced loading, and retained sharpness
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Hardness: Rockwell 63–65 (guaranteed hardness)
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Overall Length / Pulley (In/Pul.): 0.122 (approx.)
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Recommended Use: Grinding, cutting, shaping, and polishing metal, wood, plastic, and glass
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Compatibility: Suitable for dental labs, jewelry making, and industrial high-speed rotary tools
Safety Note:
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Features
Durable Tungsten Carbide Construction: Made from premium tungsten carbide to withstand high temperatures and high-speed rotation.
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Sharp Cutting Edges: Precisely engineered edges allow fast and efficient grinding, cutting, and polishing of metal, wood, plastic, and glass.
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90° Precision Bearing: Ensures smooth, stable rotation for accurate and consistent results.
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Versatile Applications: Perfect for shaping, grinding, deburring, removing rust or corrosion, and polishing various surfaces.
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Size 15 (3.8 mm) Compatibility: Suitable for detailed work as well as larger surface areas.
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Professional-Grade Performance: Ideal for dental labs, jewelry making, industrial applications, and fine craftsmanship.
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High-Speed Efficiency: Maintains sharpness and cutting efficiency even at high RPMs.
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Heat and Wear Resistant: Corrosion-resistant construction ensures longevity and reliable performance.
High Speed Bur Size Convertion Chart |
| SIZE |
MM |
IN/PUL. |
|
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 |
|
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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