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Big-Mac wrench / products

Big-Mac wrench

is an automatically retractable socket head wrench, which can be applied to different sizes specifications of the socket screw. It uses the spring’s retractable structure and button to control the flex of the hexagonal bar, which is very freedom and convenience to use.


Guangzhou Academy of Fine Arts

Guangzhou Academy of Fine Arts
Guangzhou City, Guangdong Province,, China

Dongpeng Li