With thin box heads slim shanks and short arc swings they can be worked in tight spots.
Proto double box end wrench.
The torqueplus design is a high performance drive configuration which allows for quick and easy wrench engagement to the fastener flats not the corners.
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The box end of most proto wrenches incorporate the torqueplus wrenching system.
Open end wrench sets.
Box ends incorporate the torqueplus system.
12 point box end allows for fine indexing helping to improve speed and access.
If your ratcheting wrench only does one job it s time for an upgrade.
Proto ratcheting double box wrenches 12 point.
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Proto s ratcheting wrenches work more efficiently to get the job done safely and accurately.
These tools are high quality and appropriate for use in aerospace government and industries with heavy machinery.
Proto s combination ratcheting wrenches feature our safer and more efficient anti slip design.
Stanely proto ratcheting box end wrenches incorporate fine toothed gears provide smooth yet powerful ratcheting.
Box end wrench sets.
Fits 4 6 and 12 point fasteners.
Box end wrenches and sets have an enclosed head end that fits around the entire head of the fastener for a more secure grip while turning.
Features and benefits.