 |
 |
 |
|
Elevate your precision work with High Speed Burs, Size 18 (4.5 mm) Bearing 90°. Crafted from premium materials, these professional-grade burs deliver exceptional cutting efficiency and durability, outperforming traditional vanadium steel burs. Ideal for intricate jewelry making, gem setting, and other precision tasks, the 90° bearing ensures smooth, accurate rotation for flawless results.
- Versatile Compatibility: 3/32" shank fits most standard handpieces.
- Custom Selection: Each bur is sold individually, allowing tailored use.
- Professional Performance: Trusted by jewelers and craftsmen for precision, reliability, and superior finishing.
Perfect for jewelry making, metal detailing, and fine polishing, these burs are a must-have for any professional or hobbyist toolkit.
Material: M2 High-Speed Steel / Tungsten Carbide
-
Size: 18 (4.5 mm)
-
Bearing: 90°
-
Shank Diameter: 3/32"
-
Hardness: Rockwell 63-65
-
Cut Type: Spiral cut for increased performance, reduced loading, and retained sharpness
-
In/Pul: 0.180 (approximate, depending on bur profile)
Safety Note:
Use caution when operating high-speed burs. Always wear safety glasses and gloves. Keep hands and fingers clear of the rotating bur.
|
|
|
 |
|
 |
|
|
|
 |
|
 |
|
Features
Durable Tungsten Carbide Construction: Withstands high temperatures and rotational speeds for long-lasting performance.
-
Sharp Cutting Edges: Quickly and efficiently grind, cut, and polish various materials including metal, wood, plastic, and glass.
-
90° Bearing: Ensures smooth, precise rotation for accurate and consistent results.
-
Versatile Applications: Ideal for jewelry making, gem setting, metal detailing, rust removal, and surface polishing.
-
Professional-Grade Performance: Designed for both industrial and intricate precision work.
-
Universal Shank Compatibility: 3/32" shank fits most high-speed rotary tools and handpieces.
-
Individually Sold: Allows customized selection according to project needs.
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 |
|
|
|
|
|
|
|
|
|
|
|