The die collet is an essential component for those who use electric rotary for detailed work such as jade and nut . This collet provides a secure grip on your bits, ensuring they stay in place during use. By attaching the die collet to your electric drill or rotary tool, you can achieve greater accuracy and control, making your crafting projects more professional. Features -Color:Golden -Material:Copper and stainless steel -Size:1.80X1.80X0.50cm/0.71X0.71X0.20in -Size:1.50X1.00X1.00cm/0.59X0.39X0.39in -Fast grinding: the grinding machine clamping adapter quick and efficient grinding and , saving -Multiple uses: suitable for nut , and other materials, fulfilling different requirements -Precise polishing: equipped with a polishing nut tool and drill bit adapter, providing accurate polishing -Lightweight and portable: the compact and lightweight design makes it easy to carry and use in various situations -Reliable durability: made with durability material, it is and has a long lifespan, offering high reliability Package list: 10 x grinding machine clamping adapters 1 x nut