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2021/10/27

The difference between the use of ordinary wrench and ratchet wrench

Differences in the use of ordinary wrenches and ratchet wrenches

2021/10/27

Hand tools丨The difference between the use of ordinary wrenches and ratchet wrenches

Ratchet wrench is more and more used by everyone because of its high torque, high hardness and convenient operation, so it is also used as a...

2021/10/27

Manufacturing method of ratchet wrench labor-saving structure

The labor-saving structure of the ratchet wrench according to claim 1, wherein the position of the fixing plate is lower than that of the trigger...

2021/10/27

Effort-saving principle of ratchet wrench

The difference between a ratchet wrench and a torque wrench Ratchet socket wrench 1. A manual screw tightening tool...