US No. 7104 Bur – Busch Finishing Bud Carbide, Made in Germany
The US No. 7104 is the American number for a bud finishing bur with a 1.4 mm head (ISO size 014): a bud-shaped finishing head whose rounded profile follows occlusal anatomy. Busch & Co. manufactures it in Germany as Busch No. 46 014. Every US No. 7104 on this page is a genuine Busch instrument and ships from our US warehouse.
Which US No. 7104 Do You Need?
| US No. | Busch No. | Material | Cut | Shank | Best for | Pack |
|---|---|---|---|---|---|---|
| 7104 | 46 014 | Carbide | — | FG | High-speed handpiece | 2 |
FG (friction grip, 1.6 mm shank, high-speed handpiece). See the Busch Bur Size Chart for head and shank dimensions.
Clinical Uses of the US No. 7104
- Occlusal composite finishing: re-establishing cusp inclines and fossae after placement.
- Occlusal adjustment: refining premature contacts on restorations.
- Lingual anterior finishing: the rounded form suits concave lingual surfaces.
At 1.4 mm the No. 7104 is a small bud for fine occlusal detail.
Speed and Technique
Use with water spray and light pressure in the high-speed handpiece, following the anatomy with the curve of the head. Maximum recommended speeds for every Busch shape are in our Dental Bur Speed Chart, and reprocessing steps in the Bur Sterilization Guide.
Made in Germany by Busch & Co.
Busch & Co. has manufactured rotary instruments in Engelskirchen, Germany since 1905. Every instrument on this page is a genuine Busch product, precision-ground on a concentric shank under ISO-certified quality management and guaranteed to arrive free of manufacturing defects under our Busch arrival guarantee.

FAQ
What is the Busch number for a US 7104 bur? Busch No. 46 014 in carbide (FG).
What size is a No. 7104 bur? The No. 7104 has a 1.4 mm head diameter (ISO size 014) on a bud finishing bur head, multi-bladed bud (egg) finishing head.
Are Busch No. 7104 burs reusable? Yes. Carbide and steel burs are cleaned, disinfected and sterilized between patients and replaced when they dull; the Bur Sterilization Guide gives the validated steps.
Related resources: US Bur Number Finder · Bur Comparison Chart · Speed Chart · Bur Glossary · Nearby sizes: US No. 7102, US No. 7106, US No. 7108
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Busch & Co. GmbH
US No. 7104 Busch Carbide Finishing Bud Bur | Busch No. 46 014 – FG | Pack of 2
Regular price $23.99Unit price