Drill Chuck Extension Bosch 2 608 594 264

The Bosch 2 608 594 264 drill chuck extension (Power Change Plus System) improves robustness and precision for hole-saw and drill bit connections. Its reinforced shank reduces play and increases accuracy, while the integrated pilot drill bit provides better guidance when starting holes. The keyless Power Change Plus interface enables quick, tool-free connection and a one-click ejection of hole saws, creating a fast and reliable connection between power tools and hole saws for use with both corded and cordless drill drivers.

Advantages

The reinforced shank increases tolerance control to reduce wobble and improve drilling accuracy. The built-in pilot drill bit ensures stable guidance at hole start. The keyless one-click release simplifies attachment and removal of hole saws without additional keys or adapters. Compatible with a wide range of Bosch drills, it extends reach for drilling in confined or hard-to-reach spaces.

Suitable for

• Installing electrical boxes and conduit where precise circular holes are required
• Plumbing and HVAC penetrations through panels and thin materials
• Cabinet and furniture fitting where access is limited
• General construction and renovation tasks using corded and cordless drill drivers

Key specifications

• Model: Bosch 2 608 594 264
• System: Power Change Plus (keyless one-click)
• Shaft diameter: 9.65 mm (0.38 in)
• Compatibility: Suitable for use with hole saws and drill bits on corded and cordless Bosch drill drivers

How to use

Insert the extension into the drill chuck and secure it according to the drill manufacturer's instructions. Attach the hole saw to the Power Change Plus interface until you hear the click indicating a locked connection. Use the pilot drill bit to locate and start the hole, then proceed with drilling at the recommended speed for the material. To remove the hole saw, press the release mechanism and pull the saw off with a single click.

Usage recommendations

Use appropriate personal protective equipment (safety glasses, gloves) and select drill speeds and feed pressure suitable for the material. Ensure the extension and hole saw are clean and undamaged before use and always follow the safety instructions of your drill driver and Bosch accessories.