US No. 704 Busch Steel Tapered Fissure (Cone) Bur | Busch No. 38 023 – Crosscut – HP | Pack of 6
The steel taper (cone) flat cutter dental bur from Busch & Co. GmbH is a precision-engineered rotary cutting instrument designed for demanding applications in Plastics Technology and Model Making. Built to exacting German manufacturing standards, this cutter delivers consistent, controlled material removal across a range of working materials.
Product Overview
This steel taper (cone) flat cutter dental bur features a taper (cone) flat geometry, providing a versatile cutting profile suitable for contouring, shaping, and finishing tasks. The steel construction ensures durability and reliable cutting performance across repeated use cycles.
- Type: Taper (Cone) Flat Cutter
- Material: Steel
- Standard Classification: ISO 310 104 168 002 023
- Pack Quantity: 6 pieces
- Part Number: 38 023 (US No. 704)
Applications
The steel taper (cone) flat cutter dental bur 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. |
Instrument Dimensions
| Head Ø | 2.3 mm (ISO size 023) |
|---|---|
| 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.
German Quality Manufacturing
As a product of Busch & Co. GmbH, this steel taper (cone) flat cutter dental bur is manufactured in Germany, reflecting a long tradition of precision instrument craftsmanship. Each bur in this pack of 6 is produced to consistent quality standards, ensuring reliable results in professional and technical environments.

FAQ
What is the ISO classification for this bur? The ISO standard classification for this product is 310 104 168 002 023.
How many burs are included per pack? Each pack contains 6 individual burs.
What applications is this bur designed for? This bur is designed primarily for Plastics Technology and Model Making applications.

