Busch Carbide Grooving Cutter | Busch No. 21XL 012 – HP-SH | Pack of 2

The carbide grooving cutter dental bur from Busch & Co. GmbH is a precision-engineered rotary instrument designed for reliable grooving and cutting tasks in dental and technical applications. Classified as a Carbide Cutter, Cylinder Flat, Grooving Cutter, this instrument delivers consistent performance where accuracy and repeatability are essential.

Product Classification

This instrument is classified under ISO standard 500 103 538 190 012, ensuring compatibility and traceability within regulated dental and precision-technique workflows. The HP-SH shank designation indicates suitability for straight handpiece use, making it a practical choice for laboratory and technical environments.

Design & Construction

Manufactured in Germany by Busch & Co. GmbH, this carbide grooving cutter dental bur benefits from the rigorous quality standards associated with German engineering. The carbide construction provides excellent hardness and wear resistance, supporting extended service life even under demanding operating conditions. The cylinder flat geometry is specifically suited to grooving applications, enabling controlled, clean cuts with minimal deviation.

Instrument Dimensions

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.

Applications

This carbide grooving cutter dental bur is ideally suited for precision technique applications. Whether used in dental laboratory settings or technical machining contexts, its geometry and material composition support accurate grooving, slotting, and finishing tasks.

The carbide grooving cutter dental bur is well-suited for the following dental laboratory applications:

Precision Technique — Fine detail work requiring accurate, controlled material removal.

Pack Information

This listing is for a pack of 2 units of the 21XL 012 HP-SH Grooving Cutter CA, offering practical value for professionals who rely on consistent tooling across multiple procedures or workstations.

FAQ

What is the ISO classification for this bur? This instrument is classified under ISO 500 103 538 190 012.

How many units are included? This product is sold as a pack of 2.

Is this a genuine carbide grooving cutter dental bur made in Germany? Yes, this instrument is manufactured in Germany by Busch & Co. GmbH to professional quality standards.