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High Speed Burs, Size 8 (2.3) Bearing 90°
Tungsten Carbide High‑Speed Bur Size 8 (2.3) with 90° bearing – premium rotary tool for precision cutting, grinding and shaping metal, wood, plastics and ceramics
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Spanish Name: FRESAS DE ALTA VELOCIDAD, TAMAÑO 8 Paragua 90°


Product Code: B262-8
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Description Technical Specs
 

Precision‑engineered for detailed and demanding work, our Size 8 (2.3) Bearing 90° High‑Speed Bur is an essential tool for professionals and serious DIY enthusiasts alike. Crafted from robust tungsten carbide, this bur delivers exceptional performance across a wide range of materials — including metals, plastics, wood, and ceramics — and is built to thrive under high‑speed use and rigorous conditions.

Whether you’re doing fine detailing in jewelry, shaping metals, carving wood, or smoothing ceramic surfaces, this bur gives you the control, durability, and efficiency you need.

Key Benefits:

  • Superior Durability: Withstands high rotational speeds and heavy use, thanks to its tungsten carbide construction.

  • Precision Cutting: The expertly engineered cutting edges allow for accurate and detailed work with minimal effort.

  • Efficient Grinding & Shaping: Quickly removes material and refines surfaces, enabling smoother and faster results.

  • Versatile Application: Ideal for various professional and DIY projects — ranging from metalworking and woodworking to plastics fabrication and ceramic shaping.
Features
  • Durable Tungsten Carbide Construction: Crafted from premium tungsten carbide for extreme hardness, heat resistance, and long tool life. Acoustic analysis shows less wear and higher longevity compared with standard high‑speed steel burs.
  • Ultra‑Sharp Cutting Edges: Precision‑machined flutes and blade geometry deliver fast, clean material removal with minimal chatter or vibration.
  • 90° Bearing Design for Smooth Rotation: The 90° bearing design ensures balanced, stable rotation with minimal vibration, improving control and finish quality in delicate work.
  • Versatile Material Compatibility: Ideal for professionals and DIY enthusiasts—capable of cutting, shaping and grinding metals, plastics, wood, ceramics and other materials.
  • High Efficiency & Rapid Material Removal: Performance‑tested carbide burs show increased cutting efficiency, enabling faster results and reduced cycle time.
  • Reduced Vibration & Improved Control: High concentricity and fine manufacturing tolerances minimize vibration, reduce operator fatigue, and provide better control during intricate tasks.
  • Extended Tool Life & Cost‑Efficiency: Built with high‑grade carbide that resists dulling and chipping; you’ll change tools less often, reducing downtime and tool‑replacement costs.
  • Access & Precision with Size 8 (2.3 mm): The 2.3 mm head diameter lets you work in slightly larger or more open areas while still enjoying the precision of a finely engineered tool—ideal for broad shaping tasks requiring control.
  • Fits Standard 3/32″ Shank Handpieces: Designed for compatibility with most high‑speed rotary tools and handpieces, making it easy to integrate into your existing setup.
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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