The Bosch 13mm Keyless Chuck is a replacement drill chuck designed for fast, tool-free bit changes on hammer drills and standard drills with a 1/2" – 20 UNF spindle thread. Featuring a two-sleeve keyless design, it allows quick two-handed clamping without the need for a chuck key, making bit changes faster and more convenient on site. It accepts both cylindrical and hex shank drill bits, with a chuck capacity range of 1.5–13mm to suit the majority of common drilling applications. This chuck is compatible with most drills that do not feature a spindle lock, making it a practical replacement or upgrade option for contractors and tradespeople working across construction, joinery, and general drilling tasks. The two-sleeve mechanism provides secure bit retention throughout the drilling operation. Features and Benefits: • Keyless two-sleeve design for fast, tool-free bit changes • Accepts cylindrical and hex shank drill bits • 1.5–13mm chuck capacity suits a wide range of common bit sizes • 1/2" – 20 UNF mount compatible with most standard drills without spindle lock • Suitable for use as a direct replacement or upgrade chuck Specifications: Chuck Type: Keyless chuck Chuck Capacity: 1.5–13.0mm Mount: 1/2" – 20 UNF Net Weight: 0.315kg

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