257-021M Flame Diamond Bur FG Medium grit

257-021M Flame Diamond Bur FG Medium grit

The 257-021M is a diamond bur made with natural diamond, stainless steel, configured with a flame head, medium grit, FG standard shank, 2.1 mm head diameter. It is designed for cavity preparation and restorative adjustment.

Key Features

• Flame head profile for procedures that require this working shape.
• Medium grit for the corresponding adjustment, finishing or polishing step.
• FG standard shank with 1.6 mm diameter for compatible handpieces.
• 2.1 mm head diameter to match the selected product code.

Specifications

• Product code: 257-021M
• Head shape: Flame
• Head diameter: 2.1 mm
• Grit: medium grit
• Shank type: FG standard
• Shank diameter: 1.6 mm
• ISO code: 806.314.257.524.021
• Size: Head diameter 2.1 mm; cutting length 5 mm; total length 19 mm; shank diameter 1.6 mm

Applications

• Cavity preparation and restorative adjustment.
• Use where a flame working shape matches the clinical or laboratory requirement.
• Compatible with handpieces or holders that accept FG standard instruments.