Busch Carbide Long Taper (Cone) Round Cutter | Busch No. 429FX 045 – Fine Crosscut – HP | Pack of 1
The carbide cutter taper (cone) round fine double cut from Busch & Co. GmbH is a precision-engineered rotary tool designed for demanding material removal and finishing tasks across a range of professional applications. Classified under ISO standard 500 104 194 142 045, this instrument delivers consistent, controlled cutting performance in the hands of skilled technicians.
Product Overview
This carbide cutter taper (cone) round fine double cut features a taper (cone) round geometry combined with a fine double cut pattern, making it ideal for smooth, efficient material removal with minimal vibration and excellent surface quality. The fine double cut configuration reduces loading and heat buildup, ensuring longer tool life and cleaner results on a variety of workpiece materials.
Applications
The carbide cutter taper (cone) round fine double cut is well-suited for the following dental laboratory applications:
| Crown and Bridge Technology — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory. | |
| Plastics Technology — Shaping, trimming and finishing of acrylic dentures and appliances. | |
| Model Making — Trimming and detailing of plaster and stone models. | |
| Model Casting Technique — Finishing and adjustment of cast metal frameworks. |
Instrument Dimensions
| Head Ø | 4.5 mm (ISO size 045) |
|---|---|
| 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.
Key Specifications
- Type: Carbide Cutter, Taper (Cone) Round, Fine Double Cut
- ISO Classification: 500 104 194 142 045
- Pack Quantity: 1
- Made in Germany
As a carbide cutter taper (cone) round fine double cut, the 429FX 045 L HP meets the rigorous quality standards associated with German manufacturing. Each unit is produced to exacting tolerances, ensuring reliable, repeatable performance across professional environments.

FAQ
What is the ISO classification for this carbide cutter? The ISO classification is 500 104 194 142 045.
Is this carbide cutter taper (cone) round fine double cut suitable for dental applications? Yes, it is specifically listed for Crown and Bridge Technology as well as Model Casting Technique.
Where is this product manufactured? This instrument is Made in Germany by Busch & Co. GmbH.

