US No. 701 Busch Carbide Tapered Fissure (Cone) Bur | Busch No. 33 012 – Crosscut – FG | Pack of 6
The carbide taper (cone) fissure dental bur from Busch & Co. GmbH is a precision-engineered rotary instrument designed for efficient cavity and fissure preparation in clinical dentistry. Built to exacting German manufacturing standards, this bur delivers consistent cutting performance and reliable results across a wide range of restorative procedures.
Product Overview
This instrument is classified as a Carbide, Taper (Cone) Flat, Excavating and Fissure Bur, offering a geometry optimized for controlled material removal in fissure and cavity preparation. The taper (cone) flat design provides excellent access to occlusal surfaces and interproximal areas, making it a dependable choice for precision restorative work.
Standard Classification: ISO: 500 314 168 007 012
Each pack contains 6 burs, ensuring consistent availability for busy clinical environments.
Applications
- Cavity/Fissure Preparation: The carbide taper (cone) fissure dental bur is ideally suited for excavating carious tissue and shaping fissures prior to restorative placement.
- Controlled removal of tooth structure with minimal lateral stress
- Restorative preparation requiring defined marginal geometry
Key Features
- Carbide construction for extended cutting efficiency and durability
- Taper (Cone) flat head geometry for precise fissure and cavity access
- Compatible with FG (friction grip) handpieces
- Manufactured in Germany to strict quality standards
- Supplied in a convenient pack of 6
As a carbide taper (cone) fissure dental bur engineered by Busch & Co. GmbH, this instrument reflects decades of German craftsmanship in dental rotary technology. Clinicians who demand accuracy and longevity from their instruments will find this bur a consistent performer in daily practice.

Instrument Dimensions
| Head Ø | 1.2 mm (ISO size 012) |
|---|---|
| Shank | FG (Friction Grip) — 1.60 mm Ø, 19 mm overall length (ISO 314) |
Per ISO 6360, the size number is the maximum head diameter in tenths of a millimeter. See our Busch Bur Size Chart for the full size conversion table, shank codes, and color ring guide.
FAQ
What handpiece shank is this bur compatible with? This bur features an FG (friction grip) shank, compatible with standard high-speed dental handpieces.
What is the ISO classification for this bur? The ISO classification is 500 314 168 007 012, identifying its form, dimensions, and material type.
How many burs are included per pack? Each pack contains 6 individual burs, suitable for consistent clinical use.
Compare With
| Manufacturer | Reference |
|---|---|
| Komet (Gebr. Brasseler) | H33.314.012 |
| Brasseler USA | H33.31.012 |
| Meisinger | HM33-012-FG |
| SS White | 310133 |
| NTI (Kerr Rotary) | FG701-KC0 |
| Alpen (Coltène) | R100701 |
| Karl Schumacher | BCO0701F |
Manufacturer literature: Busch catalogs and product brochures for this line are available in our Busch Burs Catalog Library.

