Keep hands away from the impact point
The extender supports the tool through its handle, keeping the hand holding it away from the impact point.
Hand Keeper designs and manufactures safety extenders and sliding hammers for equipment maintenance, assembly and disassembly.
See how each device works and find the right option for your task.
Hand positioning matters when assembling, disassembling and maintaining equipment. Hand Keeper devices help make hand protection part of the task.
The extender supports the tool through its handle, keeping the hand holding it away from the impact point.
Device selection takes into account the positions of the person supporting the tool and the person applying the impact.
In compatible applications, the sliding hammer operates the wrench by moving a weight within the assembly.
The models address different requirements for reach, access and tool positioning.
Selecting the device before work begins is part of the plan, including during corrective maintenance.
Including hand protection in work procedures shows care for the people carrying out the task.
Accident prevention is also part of the effort to avoid time away from work and operational interruptions. Tool selection and the way tools are used should be part of that plan.
Support the tool that will be struck by the sledgehammer, keeping the hand holding it away from the impact area.
Available in 300, 450 and 900 mm lengths for different reach and positioning needs.

Deliver impact to a striking wrench to tighten or loosen nuts and bolts, using a sliding weight within the assembly.
General-purpose, non-sparking and subsea versions.

When used with a striking wrench, the extender supports the wrench as it is struck. The operator holds the extender handle away from the impact point.
See how the extender works
Connected to the striking wrench, the hammer delivers the impact needed to operate the tool when tightening or loosening fasteners.
See how the sliding hammer worksHand Keeper designs and manufactures devices focused on hand and finger protection during equipment maintenance, assembly and disassembly.
The current range includes safety extenders and sliding hammers. The company also develops new devices and works with customers to identify applications.
Sectors served include oil and gas, shipbuilding, and pulp and paper.
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