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Published on Nov 18, 2008
This is a revolutionary invention of adjustable wrench. The prototype as shown is a ready to marketing model. Its unique technology and design can be easily transferred to any size as you might design.
a. one-thumb pressing stepless and instant adjusting mechanism; b. efficient anti-slip system provides non damage on workpiece; c. the more stress made on handle/jaws, the more force is aroused onto surface of the workpiece; d. simple structure designed by merely 3 parts for easier manufacturing. Contact: email@example.com