US No. 9406 Busch Carbide Finishing Football (Egg) Bur | Busch No. 44E-UF 018 – Ultra Fine Grit – FG | Pack of 2

The ultra-fine carbide finishing bur from Busch & Co. (US No. 9406) is a precision dental instrument engineered for exceptional surface refinement and controlled material removal. Designed for use in high-speed handpieces, this egg-shaped bur features a white ring designation, identifying it as an ultra-fine grit carbide instrument suited for the most delicate finishing stages of restorative procedures.

Product Specifications

• US No.: 9406
• Type: Carbide, Football (Egg) Shape
• Grit: Ultra-Fine Finishing
• Ring Color: White
• ISO Classification: 500 314 277 032 018
• Head Size: 018
• Shank: FG (Friction Grip)
• Pack Quantity: 2 burs per pack

Clinical Applications

This ultra-fine carbide finishing bur is optimized for a range of demanding clinical procedures where surface quality and precision are paramount:

• Crown Preparation — Achieve smooth, accurate margins for optimal crown seating and aesthetics.
• Filling Treatment — Refine composite and amalgam restorations to a high-quality finish.
• Cavity/Fissure Preparation — Precisely shape cavity walls and fissures with minimal trauma to surrounding tissue.

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.

Why Choose This Bur?

Manufactured in Germany by Busch & Co. GmbH, this ultra-fine carbide finishing bur reflects decades of engineering expertise in rotary dental instrumentation. The carbide construction ensures consistent cutting performance and longevity across multiple clinical uses. The egg-shaped head geometry allows for excellent access and control in a variety of intraoral environments.

For clinicians who demand the finest finishing results, the ultra-fine carbide finishing bur provides the precision and reliability expected from a German-made dental instrument. Available in a convenient pack of 2.

FAQ

What is the US number for this bur? Busch 44E-UF 018 is US No. 9406, the ultra-fine 30-blade 1.8 mm egg finishing carbide. See our US No. 9406 page.

What handpieces are compatible with this instrument? It has an FG (friction grip) shank, which fits standard high-speed turbine handpieces.

How many are included per pack? Each pack contains 2 burs.

Where is this instrument made? It is manufactured by Busch & Co. in Engelskirchen, Germany, an ISO 13485-certified specialist in rotary precision instruments since 1905.