Uncut Key Blank | Bit | 3B

The Uncut 3B Key Blank is a must-have for locksmiths servicing antique and interior mortise locks. Designed specifically for 3B lock profiles, this blank is commonly used for vintage furniture, cabinets, and older interior doors. Crafted from durable, high-quality materials, it’s built to handle clean, precise cutting while maintaining strength and long-term reliability. The consistent casting allows for smooth machining and dependable results on your duplicator or code machine. Whether you’re replacing a lost skeleton key or cutting a fresh key for a restoration project, the 3B blank delivers the professional performance you expect.