Sorby TurnMaster Excelsior French Curve Cutter is a durable and long-lasting tool designed for precision internal shaping and finishing. Featuring a titanium nitride (TiN) coating, this French Curve cutter enhanced toughness with a Rockwell hardness of 90 and extended edge life d to standard high-speed steel cutters. The TiN-coated Excelsior tips deliver crisp detail and a fine finish, making it an excellent choice for woodturning projects. Compatible with any Sorby handled or unhandled TurnMaster shanks, this cutter is also re-sharpenable, ensuring continued performance over time. Proudly made in England, it combines quality craftsmanship with advanced material technology to meet the needs of professional and hobbyist woodturners alike. Model Number: RSTM-GT4