KS Tools 517.0675 Spanner Extension, 340 mm Lever Adapter

Loosening extremely tight fasteners with a standard wrench often demands more leverage than your hand can provide. The KS Tools 517.0675 Wrench Extension solves this by extending your wrench's effective length to 340 mm, giving you the extra torque needed to break stubborn bolts free without damaging the fastener or the tool.

Who is it for

Professional mechanics, maintenance technicians, and serious DIYers who regularly face seized or over-torqued nuts and bolts. If you work on automotive, agricultural, or industrial equipment, this extension turns your existing wrenches into high-leverage tools.

Main features

• Increases leverage for loosening tight fasteners
• Fits most standard open-end and ring wrenches
• Robust single-piece construction from chrome vanadium steel
• Chrome-plated, polished surface for corrosion protection
• 340 mm overall length for substantial torque multiplication

Specifications

• Tool Type: Wrench Extension / Lever Extension
• Overall Length: 340 mm
• Material: Chrome Vanadium Steel
• Surface Finish: Chrome-plated, polished
• Application: Increasing leverage for wrenches
• Compatibility: Suitable for most standard open-end and ring wrenches
• Design: Robust, single-piece construction
• Corrosion Protection: Yes (due to chrome plating)
• Intended Use: Loosening extremely tight fasteners
• Handle Type: Leverage bar with wrench slot
• Standard Compliance: Industrial Grade

Tips

Slide the extension over the handle of your wrench and position it for maximum pull. Ensure the wrench is fully seated in the slot before applying force. For extremely tight fasteners, use a steady pull rather than a sudden jerk to avoid slipping.