1.20mm Shaft Hole Motor Clamp Set This precision brass motor shaft clamp set is designed to securely hold drill bits for stable, accurate performance in smallscale drilling projects. Built for reliability and versatility, it delivers compatibility and durability for frequent use. Key Features: **Wide Compatibility**: Fits 2.0mm motor shafts and supports drill bits ranging from 0.7mm to 1.2mm, providing flexibility for various miniature drilling applications. **Durable Brass Construction**: Made from solid brass with a goldtoned finish, offering strong resistance to wear while maintaining a smooth surface for consistent operation over time. **Stable, Accurate Performance**: Precision fixtures keep drill bits secure, reducing vibration and maintaining balance during speed rotation for cleaner, more accurate drilling results. **Easy Bit Alignment**: Concentricity adjustment ensures bit alignment before locking, minimizing runout and helping achieve performance. Briefly rotate the bit on a flat surface before securing for results. **Complete Set**: Includes one drill chuck and one key wrench for immediate setup, making bit changes quick and efficient. Applications: 1. **Miniature Model Assembly**: for precision drilling in small scale models, where accuracy and control are critical. 2. **Electronics Prototyping**: Ideal for working with circuit boards and other delicate components without damaging surrounding materials. 3. **Jewelry Making**: Suitable for drilling fine holes in metal or other materials during crafting processes. Specifications: Shaft Hole Size: 2.0mm Compatible Bit Range: 0.7mm–1.2mm Material: Solid brass Finish: Gold tone Includes: 1 drill chuck and 1 key wrench Designed for engineers, hobbyists, and craftsmen who demand precision and durability, this motor shaft clamp set ensures stable performance, reliable bit changes, and compatibility with a wide range of fine drilling tasks in tight or mobile workspaces.