Busch is the most trusted name in jewelers' burs, and the Fig. 3 Inverted Cone Bur upholds that reputation with ultra-high precision tolerances and consistent performance. Known in Europe as Fig. 2 and in the USA as Fig. 3, this inverted cone profile is a staple for undercutting, setting seats, and detailed interior work. Available in eleven sizes ranging from 0.60mm to 2.30mm, these burs are crafted from tungsten vanadium steel for exceptional hardness and edge retention. All sizes in this range are sold in multiples of six.
Features
- Inverted cone bur profile ideal for undercutting and setting work
- Manufactured by Busch, the industry standard in precision burs
- Tungsten vanadium steel construction for superior hardness and durability
- Made to ultra-high precision tolerances for consistent, repeatable results
- Wide size range — 0.60mm through 2.30mm — to suit varied applications
- European Fig. 2 / USA Fig. 3 designation
Specifications
| Bur Type |
Inverted Cone (Fig. 3 USA / Fig. 2 Europe) |
| Material |
Tungsten vanadium steel |
| Size Range |
0.60mm – 2.30mm |
| Sold As |
Multiples of 6 |
Available Options
| Part # |
Bur Size |
| B118.537 |
0.60mm |
| B118.538 |
0.70mm |
| B118.539 |
0.80mm |
| B118.540 |
0.90mm |
| B118.541 |
1.00mm |
| B118.542 |
1.20mm |
| B118.543 |
1.40mm |
| B118.545 |
1.60mm |
| B118.546 |
1.80mm |
| B118.547 |
2.10mm |
| B118.548 |
2.30mm |
Notes
- All sizes in this range (under 4.0mm) are sold in multiples of six only.
- This bur is designated Fig. 2 in European sizing and Fig. 3 in USA sizing.
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