The FG 1931 is a premium tungsten carbide bur designed for cavity wall formation, enamel cutting, and flat floor preparation. Its straight-sided fissure design for creating parallel cavity walls delivers clean, efficient cutting with minimal vibration and excellent tactile feedback. Key Features Shape: Straight Fissure — straight-sided fissure design for creating parallel cavity walls Material: High-quality tungsten carbide for long-lasting sharpness and durability Shank: FG (Friction Grip) — compatible with standard high-speed handpieces Common Applications Cavity wall creation with parallel sides Enamel cutting and tooth entry Flat floor formation in cavity preparations Crown removal and sectioning Why Choose Koyo Dental? All Koyo Dental burs are manufactured to strict quality standards and shipped from our US warehouse in Irvine, CA. Enjoy factory-direct pricing, same-day shipping, and consistent cutting performance across every bur in the pack.