Hex Keys - Carlyle Hand Tools Video

Carlyle professional hex keys contain premium S2 alloy steel that undergoes a special heat treatment to extend strength and maximize durability. Carlyle hex keys are carefully and consistently tested to ensure each model produces the highest amount of...


Carlyle professional hex keys contain premium S2 alloy steel that undergoes a special heat treatment to extend strength and maximize durability. Carlyle hex keys are carefully and consistently tested to ensure each model produces the highest amount of torque and tensile strength fit for the most demanding applications.


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