Hex Socket Bit Wera 8740 C HF 8mm — 8 mm hex bit for screwdrivers and bit holders

The Wera 8740 C HF 8mm hex socket bit is a single precision-made 8 mm hex bit intended for use with manual screwdrivers, bit holders and power tool adaptors. Designed and produced by Wera, this hex bit provides a tight fit on hex fasteners, ensuring reliable torque transfer and reduced rounding of bolt heads. The bit is suitable for professional tradespeople and DIY users who require an accurate 8 mm hex interface for assembly, maintenance and repair tasks.

Advantages

The Wera 8740 C HF 8mm hex bit features a compact design and hardened tip for long life under repetitive use. Its precise hex geometry improves engagement with fasteners, decreasing slip and wear. The hardened finish increases resistance to deformation while maintaining compatibility with standard 1/4" bit holders and adapters. The single-bit format makes it easy to store, replace and transport for on-site or workshop use.

Suitable for

• Fastening and loosening 8 mm hex screws and bolts
• Use with manual screwdrivers and bit holders
• Integration with power tool adaptors for cordless drills and impact drivers
• Mechanical assembly, maintenance and repair tasks

Key specifications

• Drive type: 8 mm hex socket
• Intended use: screwdriver, bit holder and power tool adaptor compatibility
• Material treatment: hardened tip for increased wear resistance
• Form factor: single replacement bit
• Compatibility: fits standard 1/4" bit holders and adaptors

How to use

Select a compatible screwdriver or bit holder, insert the 8 mm hex socket bit into the holder until it seats securely, and then engage the bit with the 8 mm hex fastener. For manual work, apply steady, aligned torque to avoid slipping; when using a power tool, set the correct torque and speed settings appropriate for the fastener and material. After use, inspect the bit tip for wear or damage and replace if rounding or deformation is visible to maintain safe and effective operation.

Usage recommendations

Use the Wera 8740 C HF 8mm hex bit with matched fastener sizes and correct tool settings. Avoid excessive impact or misuse that could cause premature wear. Store the bit in a dry place and check for tip integrity before critical fastening operations.