The manual wrench, also called ordinary wrench, is mainly used in ordinary life and work. It is relatively simple to use, mainly divided into single end solid wrench, double end solid wrench, adjustable wrench, box wrench, multi-purpose wrench, percussion wrench, socket wrench, socket driver, torque wrench, torque wrench, cross wrench, ratchet wrench, hook wrench, hexagonal wrench, square wrench, manual clutch torque wrench, pipe wrench T-shaped wrench, L-shaped wrench, three prong wrench, crescent wrench, oil barrel wrench, tire wrench, spark plug wrench, filter wrench, combination wrench, other wrenches, etc. Torque wrenches are divided into sound wrenches, pointer wrenches and digital display wrenches.
Use of hand wrench
1. Select the corresponding wrench according to the characteristics of the fastener to be fastened. 2. Screw tightly. Hold the end of the handle with your hand and tighten it with force clockwise; Loosen and turn counterclockwise.
Features of hand wrench
Simple operation, low price and high labor intensity.
