557 Surgical Bur Collection by Busch & Co.

About

The 557 Surgical Bur is a precision-engineered straight fissure crosscut carbide cutting instrument widely used in oral and maxillofacial surgical procedures. This collection brings together the full range offered by Busch & Co., including the 557L and 557X variants, from a manufacturer with a long-standing reputation for quality rotary instrumentation. About the 557 Profile The 557 Surgical Bur features a flat-end geometry and crosscut fluting that enables efficient, controlled cutting through bone and enamel. This profile is a standard choice among oral surgeons and dental professionals who require dependable surgical-grade precision. Busch & Co. manufactures this bur to tight tolerances, ensuring concentricity and smooth rotation at high speeds. Whether you are performing bone cutting, tooth sectioning, or surgical cavity preparation, this instrument delivers consistent and reliable clinical performance. Key Features Crosscut fissure design: Enhances cutting efficiency and chip clearance during bone and enamel removal Carbide construction: Provides superior hardness and durability compared to standard steel burs Surgical-grade precision: Manufactured to exacting standards for consistent clinical performance Multiple shank options: Available in configurations to suit various handpiece types used in surgical settings Busch 557, 557L, and 557X are all straight fissure cross-cut carbide burs (very similar head shape for efficient cutting of enamel, dentin, amalgam, etc.), but they differ primarily in length and sometimes in minor design tweaks for specific clinical needs. Quick Comparison Table Feature 557 (Standard) 557L (Long) 557X (Extra-Long / Extended) Overall Length ~19 mm (standard FG) ~25–26 mm (surgical length) Extra-long (often 26+ mm or extended shank) Head Length Standard (~4.2 mm) Same or slightly longer Same head, but extended reach Best For General cavity prep, anterior/posterior Deeper access (posteriors, crown preps) Maximum reach (deep cavit