US No. 561 Busch Steel Straight Fissure (Cylinder) Bur | Busch No. 36 018 – Crosscut – HP | Pack of 6
The steel cylinder flat cutter dental bur from Busch & Co. GmbH is a precision-engineered rotary instrument designed for consistent, controlled material removal in demanding applications. Built from high-quality steel and shaped in a cylinder flat (straight fissure (cylinder) CC) configuration, this bur delivers reliable performance where accuracy matters most.
Product Details
- Material: Steel
- Shape: Cylinder Flat (Straight Fissure (Cylinder) CC)
- Type: Cutter
- Shank: HP (Handpiece)
- ISO Classification: 310 104 107 002 018
- Reference: 36 018 (US No. 561)
- Pack Size: 6 pieces
Applications
The steel cylinder 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 | 1.8 mm (ISO size 018) |
|---|---|
| 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 Engineering Quality
As a steel cylinder flat cutter dental bur manufactured by Busch & Co. GmbH, this instrument upholds the exacting standards associated with German-made precision tools. Each bur in this pack of 6 is produced to maintain dimensional consistency and cutting efficiency across professional use.

FAQ
What is the ISO classification for this bur? The ISO classification is 310 104 107 002 018, corresponding to reference 36 018 (US No. 561).
How many burs are included? This listing includes a pack of 6 burs.
What shank type does this bur use? This bur features an HP (handpiece) shank for compatibility with standard HP-type rotary handpieces.
Where is this product manufactured? This steel cylinder flat cutter dental bur is made in Germany by Busch & Co. GmbH.

