Busch Fig. 155 Cylinder Square Finishing Burs are precision-crafted tools trusted by professional jewelers worldwide. Known under the European designation Fig. 49 and the USA designation Fig. 155, these burs are manufactured from tungsten vanadium steel to ultra-high precision tolerances — a hallmark of the Busch name in jewelers' burs. Available in seven sizes ranging from 0.90mm to 2.30mm, they are ideal for fine finishing work requiring clean, square-edged cylindrical cuts.
All sizes in this range are sold in multiples of six.
Features
- Cylinder square finishing bur profile for precise, clean cuts
- Manufactured from tungsten vanadium steel
- Made to ultra-high precision tolerances
- Available in seven sizes from 0.90mm to 2.30mm
- European Fig. 49 / USA Fig. 155 designation
- Sold in multiples of six per size
Specifications
| Bur Type |
Cylinder Square Finishing |
| Figure Number |
Fig. 155 (USA) / Fig. 49 (European) |
| Material |
Tungsten Vanadium Steel |
| Size Range |
0.90mm – 2.30mm |
| Sold In |
Multiples of 6 |
Available Options
| Part # |
Bur Size |
| B118.493 |
0.90mm |
| B118.494 |
1.00mm |
| B118.495 |
1.20mm |
| B118.496 |
1.40mm |
| B118.497 |
1.60mm |
| B118.498.5 |
1.80mm |
| B118.499.5 |
2.30mm |