Socket Bit 1/4" Hex 4.5 mm Hartsson 17A1045Z

Hartsson Socket Bit 1/4" Hex 4.5 mm is a compact 1/4" drive hex bit designed to engage 4.5 mm hex fasteners. Engineered for use with ratchets, bit holders and compact power drivers, this bit offers a standardized fit for small hex screws and bolts commonly found in mechanical assemblies, electronics enclosures, furniture fittings and maintenance tasks. Its dimensions make it suitable for confined spaces where precision and accessibility are required.

Advantages

The 1/4" hex drive provides compatibility with a wide range of hand and powered tools, enabling quick swapping and secure retention in bit holders and sockets. The 4.5 mm hex profile ensures a precise fit to reduce cam-out and fastener damage. The bit's compact length and standardized shape allow reliable torque transfer in tight spaces and during repetitive assembly or repair operations.

Suitable for

• Assembly and disassembly of small mechanical components
• Maintenance and repair of electronics and appliances
• Furniture assembly where small hex fasteners are used
• General DIY tasks requiring a compact hex bit

Key specifications

• Drive type: 1/4" hex drive compatible with standard 1/4" bit holders and ratchets
• Tip profile: 4.5 mm hex
• Intended use: manual and compact power drivers
• Form factor: compact bit for access in confined spaces
• Application: suitable for small fasteners in mechanical, electronic and furniture work

How to use

Insert the 1/4" drive end of the bit securely into a compatible bit holder, socket adapter or ratchet. Align the 4.5 mm hex tip with the fastener head and apply steady torque while keeping the bit perpendicular to the fastener to avoid slippage. For powered drivers, use controlled speed and torque settings appropriate for the fastener material to prevent stripping. Inspect the bit tip before use and replace it if signs of wear or deformation appear.

Usage recommendations

Use the bit with compatible 1/4" drive accessories and select torque limits suitable for small hex fasteners. Store bits in a dry place to prevent corrosion and organize them to avoid damage to tips. Replace worn bits to maintain reliable engagement and reduce the risk of fastener damage.