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A breaker bar is a long non-ratcheting bar that is used with socket wrench style sockets. Breaker bars are used to break loose very tight fasteners because their additional length allows the same amount of force to generate significantly more torque than a standard length socket wrench.

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1. A breaker bar is a long non-ratcheting bar that is used with socket wrench style sockets. Breaker bars are used to break loose very tight fasteners because their additional length allows the same amount of force to generate significantly more torque than a standard length socket wrench.





 
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