- Type: Friction Grip oral surgical burs. - Fit for high-speed handpiece. - Shank type: FG surgical (25mm) (same with MIDWEST FGOS). - Shank diameter: 1.6 mm. - Overall length(mm): 25. - Diameter: 012 mm. - Head Diameter: 3.8 mm. **For further product information, please contact Chat Support**