US No. 4SX Busch Carbide Round Bur | Busch No. 1SX 014 – SX-Cut – RA-L | Pack of 2
The carbide round rosehead dental bur fast cutting design of the 1SX 014 (US No. 4SX) RA-L makes it an outstanding choice for clinicians who demand precision, efficiency, and minimal patient discomfort during operative procedures. Engineered by Busch & Co. GmbH in Germany, this bur features a classic round rosehead geometry optimized for rapid material removal with low vibration transmission to the handpiece and patient.
This is a US No. 4. See all 13 Busch versions — materials, shanks, cuts and packs — on our US No. 4 page.
Key Features
- Carbide construction for exceptional hardness and long-lasting cutting performance
- Round rosehead geometry enabling controlled access to cavity preparations
- Fast cutting and low vibration design for improved clinical comfort and efficiency
- Green ring identification for quick, reliable bur selection chairside
- Gold plated neck for smooth operation and corrosion resistance
- ISO Classification: 500 205 001 019 014
- Supplied as a Pack of 2 for convenient chairside use
Applications
This carbide round rosehead dental bur fast cutting instrument is particularly well-suited for cavity and fissure preparation, where precise, efficient removal of tooth structure is essential. The round rosehead form provides excellent access to pits and fissures, allowing the clinician to shape preparations accurately while preserving healthy tooth structure.
The carbide round rosehead dental bur fast cutting is well-suited for the following clinical procedures:
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Cavity/Fissure Preparation — Opening, extending and shaping cavities and fissures with controlled removal of enamel and dentin. |
German Engineering Quality
As a product of Busch & Co. GmbH, the 1SX 014 reflects the exacting standards of German dental instrument manufacturing. Each carbide round rosehead dental bur fast cutting bur is crafted to deliver consistent performance across multiple sterilization cycles, ensuring reliability in high-volume clinical environments.
Instrument Dimensions
| Head Ø | 1.4 mm (ISO size 014) |
|---|---|
| Shank | RA / CA (Contra-Angle, latch) — 2.35 mm Ø, 22 mm overall length (ISO 204) |
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.
Busch Warranty & 60-Day Returns
This Busch instrument is guaranteed against manufacturing and workmanship defects — we'll repair or replace it under normal professional use. Unused, unopened product in its original packaging can also be returned or exchanged within 60 days of delivery. Full terms are on our Warranty page and Returns page.
FAQ
What shank type does the 1SX 014 use?
This bur is designed for use with RA-L (Right Angle Long) handpieces, as indicated by its designation.
How many burs are included per pack?
Each purchase includes a pack of 2 burs, providing a practical quantity for everyday clinical use.
What is the ISO classification of this bur?
The ISO standard classification is 500 205 001 019 014, ensuring compatibility and consistent specification identification across clinical settings.
