The Diamond Long Round Bur 801L-018 features a 1.8 mm elongated round diamond head that provides greater depth and reach than standard round burs. Perfect for deep cavity access, subgingival preparation, and extended-depth retention forms where standard-length burs fall short. Key Features Shape: 801L Long Round — extended spherical head for deep access Diameter: 1.8 mm Material: Premium diamond grit on a stainless steel shank Shank: FG (Friction Grip) — fits all standard high-speed handpieces Grit Options: Available in Coarse and Super Coarse Common Applications Deep cavity preparation and extended-depth access Subgingival margin preparation Retention form and undercut placement Deep endodontic access openings Why Choose Koyo Dental? Premium diamond burs engineered for consistent performance. Ships same-day from our Irvine, CA warehouse at factory-direct prices.