hardness tool steel construction Made from hardness tool steel for reliable strength and long service life. Shockresistant and corrosionresistant finish helps the tool resist deformation and rust during heavy use. Secure, nonslip grip Textured pattern on the body increases friction to reduce slipping during repairs. Comfortable for steady handling in workshop and onstage situations. Doublehead design for versatile use Doublehead layout with two tapered head sizes covers common mouthpiece shanks and taper repairs. Tapered heads are built to withstand impact without deforming, making adjustments more precise and durable. What this tool does for you Restores deformed trumpet mouthpieces and corrects tapering issues so instruments fit and play properly. Saves time on routine maintenance by providing a durable, easy to handle solution for mouthpiece and taper repairs. Works on a range of metal wind instruments for consistent results. Compatibility and function Suitable for trumpet, horn, French horn and other metal instruments. Designed specifically for mouthpiece deformation and general mouthpiece taper correction. Performance highlights hardness steel base material for consistent stiffness and edge retention. Doublesized tapered heads provide flexibility for different mouthpiece dimensions. Textured body reduces slippage for safer, more accurate work. Typical use scenarios Workshop restoration: Straighten and reform a bent trumpet mouthpiece rim to restore playability before professional refinishing. Onstage emergency : Quickly correct a misaligned mouthpiece taper between sets to get the instrument back in service. Maintenance for multiple instruments: Use the two tapered heads to adjust mouthpiece fit on trumpet, horn or French horn during routine maintenance. Simple and practical Compact, handoperated design for portable use and easy storage. Clear, dependable performance for technicians, musicians and hobbyists who need a durable tool for mouthpiece and taper repairs.