Busch Steel Bud Cutter | Busch No. 79 055 – HP | Pack of 6
The steel bud cutter for acrylics and plaster by Busch & Co. GmbH is a precision-engineered rotary cutting instrument designed for demanding applications in plastics technology and model making. Manufactured to exacting German quality standards, this bud round cutter delivers consistent, controlled material removal across a range of synthetic and gypsum-based substrates.
Product Overview
This instrument features a bud round geometry in high-grade steel, making it well suited for shaping, trimming, and finishing acrylic and plaster workpieces. As a reliable steel bud cutter for acrylics and plaster, it provides the cutting efficiency required for precise detail work without compromising surface integrity. Supplied as a convenient pack of 6, it ensures continuity of workflow in professional settings.
Standard Classification: ISO: 310 104 266 171 055
Applications
The steel bud cutter for acrylics and plaster is well-suited for the following dental laboratory applications:
| Plastics Technology — Shaping, trimming and finishing of acrylic dentures and appliances. | |
| Model Making — Trimming and detailing of plaster and stone models. |
Key Features
- Bud round cutter form for targeted, controlled cutting action
- Steel construction for durability and repeatable performance
- Compatible with standard HP (handpiece) connections
- Pack of 6 for extended operational use
- Manufactured in Germany to consistent quality benchmarks

Instrument Dimensions
| Head Ø | 5.5 mm (ISO size 055) |
|---|---|
| Shank | HP (Straight Handpiece) — 2.35 mm Ø, 44.5 mm overall length (ISO 104) |
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 materials is this cutter designed for? This steel bud cutter for acrylics and plaster is specifically intended for use on acrylic and plaster substrates, making it a versatile choice for plastics technology and model making workflows.
How many units are included? Each pack contains 6 cutters, providing a practical supply for professional use.
What is the ISO classification? The instrument is classified under ISO: 310 104 266 171 055.

