1SXM 021 (US No. 7SXM) RA ROUND SXM-CUT CARBIDE - (Pack of 6)
The round SXM-cut carbide dental bur from Busch & Co. is a precision-engineered rotary instrument designed to deliver fast cutting action with significantly reduced vibration during clinical procedures. Built with a rosehead form and slender neck geometry, this bur offers outstanding access to cavity preparations and fissure work with excellent tactile control.
Key Features
- Carbide Construction: Engineered for durability and consistent cutting performance across multiple uses.
- Round Rosehead Form: Ideal geometry for cavity and fissure preparation procedures.
- SXM-Cut Design: Fast cutting with low vibration transmission to the handpiece and tooth structure.
- Slender Neck: Improves visibility and access in posterior and confined areas.
- Gold Plated Neck: Provides easy visual identification and corrosion resistance.
- Green Ring Identification: Color-coded for quick and reliable bur selection chairside.
- Made in Germany: Manufactured to exacting quality standards.
Standard Classification
ISO: 500 204 001 019 021 | US No. 7SXM | Busch Ref: 1SXM 021
Applications
- Cavity and fissure preparation
This round SXM-cut carbide dental bur conforms to ISO classification 500 204 001 019 021, ensuring compatibility with standard RA (right-angle) slow-speed handpieces. Each pack contains 6 burs, providing excellent clinical value for busy dental practices.

FAQ
What handpiece does this bur fit? This bur is designed for RA (right-angle) slow-speed handpieces.
How many burs are included? Each order includes a pack of 6 round SXM-cut carbide dental burs.
What is the ISO classification for this bur? The ISO classification is 500 204 001 019 021, corresponding to US No. 7SXM.
What procedures is this bur suited for? This round SXM-cut carbide dental bur is specifically suited for cavity and fissure preparation in restorative dentistry.

