 |
 |
 |
|
Precision-engineered for accuracy and performance, our Size 3 (1.35) Bearing 90° High-Speed Burs are the perfect choice for professionals and DIY enthusiasts who demand reliability and exactness in every detail. Crafted from premium tungsten carbide, these burs deliver exceptional cutting efficiency, durability, and longevity — even under high-speed, heavy-duty conditions. Designed for versatility, they perform flawlessly across a wide range of materials, including metals, plastics, wood, ceramics, and composites. Key Features & Benefits
-
Unmatched Durability: Built from high-grade tungsten carbide to withstand continuous high-speed rotation and extended use.
-
Precision Cutting: Engineered for smooth, accurate, and detailed cuts, ensuring a clean finish every time.
-
Efficient Material Removal: Delivers fast and controlled grinding and shaping, saving time without compromising precision.
-
Versatile Applications: Perfect for fine detailing, shaping, engraving, and finishing in industrial, workshop, or hobbyist settings.
-
Optimal Control: The 90° design enhances stability and precision during intricate operations.
- Material - Premium Tungsten Carbide
- Size - #3 (1.35 mm)
- Bearing Angle - 90°
- Shank Diameter - 3/32" (2.35 mm)
- In/Pul - 0.051
- Cut Type - Precision fine-cut for detailed work
- Recommended Speed Range - Up to 450,000 RPM (depending on tool type)
- Compatibility - Fits standard high-speed handpieces and rotary tools
- Applications - Cutting, grinding, shaping, polishing, deburring, and surface finishing on metals, plastics, wood, and ceramics
Safety NotePlease exercise caution when using high-speed burs, as they operate at extremely high rotational speeds. Always wear protective eyewear, gloves, and appropriate safety gear during use. Ensure the bur is securely mounted before operation and follow all tool manufacturer safety guidelines.
|
|
|
 |
|
 |
|
|
|
 |
|
 |
|
Features
Durable Tungsten Carbide Construction: Manufactured from premium tungsten carbide for maximum strength, heat resistance, and long-lasting performance under high-speed rotation.
-
Precision-Engineered Cutting Edges: Ultra-sharp edges deliver clean, accurate cuts and smooth finishes — ideal for grinding, shaping, and polishing a wide variety of materials, including metals, plastics, wood, and ceramics.
-
90° Bearing Design: The precision 90° bearing ensures smooth, balanced rotation, minimizing vibration and improving control for detailed, consistent results.
-
High-Speed Performance: Optimized for use with high-speed rotary tools, providing efficient material removal and superior precision even under demanding workloads.
-
Versatile Applications: Perfect for professional and DIY use — ideal for metalworking, woodworking, jewelry making, model crafting, and surface preparation tasks such as rust or corrosion removal.
-
Enhanced Longevity: Resistant to wear, chipping, and dulling, ensuring reliable performance and reduced downtime for tool changes.
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 |
|
|
|
|
|
|
|
|
|
|
|