Note: Please measure and compare sizes before . Wide Application Our drill chuck collet set is compatible with Dremel rotary tools and ideal for lightduty accessories including drill bits, sanding drums, polishing wheels, wire and bristle brushes, and cutoff wheels. Keyless Chuck A builtin spring ensures secure attachment and prevents accessories from falling or flying out during use, providing stability. The keyless chuck can hold shanks from 1/32' to 1/8'. Metal Nut Allmetal construction provides sturdy and stable performance. Brass Collet Made of quality brass for wear resistance and durability. The brass collet improves precision and holds fine bits more firmly. It remains stable at speeds and helps increase working efficiency. Use scenarios Precision drilling on wood, plastic, or light metal using standard drill bits. Surface preparation and finishing with sanding drums, polishing wheels, or ruedas. Detail work, deburring, or cutting tasks using wire brushes, bristle brushes, or cutoff wheels.