Features

• 4573ST crown preparation kit containing multiple diamond burs

• Designed for coronal and peripheral crown preparation procedures

• Includes the following instruments:

  • 6837KR.314.012 – Cylindrical shoulder bur with rounded internal angle, compatible with H297 carbide finisher series

  • 6856.314.021 – Quarter-round chamfer diamond bur for peripheral crown preparation, coarse grit (green ring) for efficient cutting. Compatible with H375R carbide finisher series. Optimal speed: 160,000 rpm

  • 656.314.018 – Diamond preparation bur

  • 656.314.012 – Diamond preparation bur

  • 6379.314.023 – Egg-shaped diamond bur for occlusal and lingual reduction, used in crown preparations. Compatible with H379 carbide finisher

  • 6836KR.314.014 – Short cylindrical instrument with rounded internal angle

  • 8856.314.021 – Quarter-round chamfer finishing diamond bur designed for crown preparation finishing, providing an excellent surface finish with reduced heat generation

  • 8856.314.018 – Quarter-round chamfer finishing diamond bur for crown preparation finishing, offering a smooth surface and reduced heat generation

  • 8379.314.023 – Egg-shaped diamond bur for finishing crown preparations and occlusal/lingual reduction, compatible with H379 carbide finisher series, optimal speed 20,000 rpm

Benefits

• Provides a complete set of instruments for crown preparation procedures

• Supports efficient cutting and reduction with coarse diamond burs

• Allows precise shaping and finishing of crown preparations

• Finishing burs help achieve an excellent surface quality

• Designed to reduce heat generation during finishing, improving operator comfort

• Compatible with several carbide finishing series (H297, H375R, H379)

Recommendations for use

• Recommended for crown preparation procedures

• Suitable for peripheral crown preparation

• Use for occlusal and lingual reduction

• Suitable for finishing crown preparations

• Follow recommended speeds where indicated (e.g. 160,000 rpm for 6856, 20,000 rpm for 8379)

The 4573ST crown preparation kit includes a selection of diamond burs designed for crown preparation, occlusal and lingual reduction, and finishing procedures. The kit combines instruments for efficient cutting, shaping and finishing, including cylindrical shoulder burs, quarter-round chamfer burs and egg-shaped burs. Several instruments are compatible with carbide finishing series such as H297, H375R and H379, ensuring a coordinated preparation and finishing workflow. Finishing burs in the kit are designed to provide excellent surface quality while reducing heat generation during use.