Britool Hallmark 1/2" Drive Wobble Extension Bar 50mm 125mm 250mm

The Britool Hallmark 1/2" Drive Wobble Extension Bar range is designed to improve access to fasteners located in awkward or restricted positions. Manufactured from high-quality alloy steel, these professional-grade extension bars feature a wobble drive design that allows up to 25 degrees of flexibility, making them ideal for automotive, engineering, and workshop applications.

The wobble feature enables sockets to operate at slight angles while maintaining effective torque transfer, helping users reach fasteners that would otherwise be inaccessible with a standard extension bar.

Each extension bar incorporates a precision-machined ball retaining groove on the square drive, ensuring a secure and positive connection with all compatible 1/2" drive sockets and accessories.

Finished with the distinctive Britool Hallmark Version 2 (V2) branding, each bar is marked with the iconic Hallmark "B", the "Marque of Skill" logo, and its individual part number.

Key Features

• Genuine Britool Hallmark quality
• 1/2" square drive extension bar
• Wobble design allows up to 25° of flexibility
• High-quality alloy steel construction
• Improves access to difficult-to-reach fasteners
• Ball retaining groove for secure socket fitment
• Professional workshop quality
• V2 Britool Hallmark branding
• Marked with "Marque of Skill" logo and part number

Available Lengths

Choose from:

• 50mm
• 125mm
• 250mm

Specifications

• Brand: Britool Hallmark
• Drive Size: 1/2" Square Drive
• Type: Wobble Extension Bar
• Material: Alloy Steel
• Maximum Working Angle: Up to 25°
• Branding: Britool Hallmark V2 "Marque of Skill"

Wobble Drive Benefits

The wobble design provides:

• Improved access around obstructions
• Ability to work at slight angles
• Easier access to recessed fasteners
• Greater versatility than standard extensions
• Effective torque transfer in confined spaces

Secure Socket Retention

Each extension bar features:

• Precision-machined square drives
• Ball retaining groove on each drive end
• Positive engagement with sockets
• Reduced risk of accidental socket disengagement
• Compatibility with all standard 1/2" drive accessories

Ideal Applications

Perfect for:

• Automotive repairs and servicing
• Engine bay maintenance
• Commercial vehicle repairs
• Engineering workshops
• Industrial maintenance
• Machinery servicing
• General mechanical work

The Brand

The HALLMARK range was developed by Britool in the 80's for the automotive aftermarket. it has been the professional’s choice ever since. Each tool is marked with the Britool hallmark , your guarantee of quality.

The Britool Hallmark guarantee covers against defective materials and/or workmanship when used for the purpose for which they were designed and for the expected life of the tool. In the unlikely event that a product fails during normal use, it will be repaired or replaced. The guarantee does not extend to fair wear & tear, moving parts such as ratchet mechanisms or consumable items such as bits and repair kits.