Double Open End Ratcheting Wrench Set
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Product Features: 豍atent Double Open End Ratcheting wrench Set 豔holly drop forged by tempered and hardened Chrome vanadium steel for strength exceeding international specifications. 谾inely polished chrome plated and mirror / satin finish / black
Ratcheting open end wrench
Common open end wrench
Size
One wrench equals to at least six sizes:
e.g.: 9-10mm (3/8”) * 11-12 (7/16”)
One wrench only means at most two sizes:e.g.:10*12mm
Labor-saving
No need to insert in and backward repeatedly, as the mouth can be fine tuning by itself
Have to take out after every circle then insert in for another circle
Efficiency
High efficiency and easy to carry as one equals to at least three common open end wrenches.
Low efficiency and Inconvenience to carry
Usage
It can twist all kinds of round, bald and old deformed nuts and bolts, so that it can replace the tube pincers of the same specification.(as the teeth can be changed) It can also fit for narrow space use with its smaller chamfering
It only can be used to turn normal and specified nuts and bolt. Its function is limited