General description Quick-release chuck designed for versatility, featuring an SDS-PLUS adapter and key for easy operation. This chuck is equipped with a crown for enhanced flexibility during use. Technical specifications Clamping range: 1.5 - 13 mm Internal thread: 1/2-20 UNF Material: durable professional tool steel Compatibility and accessories Compatible with Bosch, Makita, Hilti, Metabo, and Atlas Copco drills Works with all machines featuring an SDS Plus insert