Screwdriver Bit Holder Wera 05006642001 Hex Shank 25.4 / 4 mm

The Wera 05006642001 Screwdriver Bit Holder with a hex shank 25.4 / 4 mm and 154 mm length is a tool accessory designed to hold hex-shank screwdriver bits securely in power drivers and manual handles. It accepts standard hex shank bits and provides a stable connection between the driver and the bit for accurate torque transmission and controlled fastening tasks.

Advantages

The bit holder offers a secure grip on hex shank bits and reduces play between tool and bit, improving precision. Its 154 mm overall length provides extended reach into recessed or hard-to-access fasteners. The 4 mm hex shank ensures compatibility with standard quick-change chucks and bit holders, making it versatile for both powered drivers and manual use. The construction is aimed at delivering consistent alignment and reliable engagement during repetitive fastening operations.

Suitable for

• Fastening and loosening screws in tight or recessed spaces
• Use with cordless drills and electric drivers equipped with hex chucks
• Assembly and maintenance tasks in workshops and production lines
• Home improvement and DIY projects requiring extended reach

Key specifications

• Shank type: hex shank
• Shank size: 25.4 / 4 mm
• Overall length: 154 mm
• Compatible with: standard 4 mm hex-shank screwdriver bits and quick-change systems
• Application: holds and secures screwdriver bits for hand and powered drivers

How to use

Insert a compatible hex-shank screwdriver bit into the bit holder until it seats firmly. Clamp the hex shank into the driver or quick-change chuck, ensuring the holder is secure before applying torque. For access to recessed fasteners, position the extended bit holder to reach the screw head while maintaining alignment to avoid slipping. Remove the bit by pulling it out of the holder, using any release mechanism if present on your quick-change system.

Usage recommendations

Inspect bits and holder for wear before use; replace damaged bits to maintain secure engagement. Use appropriate torque settings on power tools to prevent overloading the bit holder. Store the holder and bits in a dry place to avoid corrosion and preserve fit accuracy.