FIELD: process engineering.
SUBSTANCE: invention relates to hand tool. Wrench 1 comprises at least one long metal body 3 with fixed end 4 and push end 5, torque application head 6 whereto acts aforesaid push end 5. Push end 5 can displace along the body lengthwise direction while long metal body 3 can flex in lengthwise direction at application of torque by this wrench. Long metal body 3 reaches maximum flexure that defines the maximum torque applied by wrench 1.
EFFECT: simplified design and use.
14 cl, 20 dwg
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