Three-section wrench capable of generating various length variations in response to the use requirement
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Inertial transmission device which has an inertia part with larger mass to provide the rotary inertia
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Pointer type electronic torque wrench including a head, a main rod, a pointer, a display device and a sensing device
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Extendable wrench capable of extending operational moment arm
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Cap plate structure of ratchet wrench for enhancing bearing capacity
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High-strength wrench having excellent structural strength so as to bear high-torque operation
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Electronic torque wrench with dual-display screen provides the user with an easy observation angle
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Sound bracket of torque wrench for reducing frictional resistance with tube wall of torque wrench to achieve accuracy for torque value
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Inertial rotation device capable of changing the magnitude of the torque by switching the inertia member to the engaging position or the released position
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Folding-arm-type torsion wrench including a rod body, a connecting rod, a shell, a torsion adjusting mechanism, and a brake member
