A ratchet wrench is a manual screw tightening tool primarily used to turn bolts or nuts in tight or difficult-to-access locations. Through the connection of the socket, the ratchet wrench can easily meet various work needs. Manufacturing process of ratchet wrench: The body of the ratchet wrench is f... read more
So also as a wrench, how to choose an ordinary manual wrench and a ratchet wrench? Ordinary manual wrench has a simple mechanism, and uses the principle of leverage to turn bolts, screws, nuts, etc. The ratchet wrench mechanism is more complicated than an ordinary wrench, and a circlip, a pawl, a sp... read more
Commonly used torque wrenches can be divided into preset torque wrenches, dial torque wrenches, and digital torque wrenches, which can be applied to various hardware industries. (1) The opening size of the selected torque wrench must be consistent with the size of the bolt or nut. If the opening of ... read more
Torque wrench is also called torque wrench. Torque is the product of force and distance. When tightening threaded fasteners such as screws, bolts and nuts, it is necessary to control the amount of torque applied to ensure that the threads are tightened and the threads will not be damaged due to exce... read more
1. After getting started, rotate the pulley of the tiger's mouth, from large to small, to see if there is a place where the teeth are stuck, and to see the degree of activity. 2. Whether the weight of the wrench is similar to that of a wrench of the same level. If it is relatively light, it is neces... read more
中文
English