The Donau Elektronik 1531 is a keyless drill chuck designed for easy and efficient tool holding. Manufactured by Donau Elektronik, this chuck enables quick bit changes without the need for additional tools. Typically used in drilling applications, it ensures secure and precise bit attachment for enhanced performance. https://elecena.pl/product/28953339/donau-1531-keyless-chuck-for-dremel-mini-drills-quick-and-precise 2025-06-14 https://elecena.pl/product/28953339/donau-1531-keyless-chuck-for-dremel-mini-drills-quick-and-precise 2026-08-31