What is a combination wrench and what are its characteristics?

Wrench is one of the common hand tools in life, but as market demand changes and increases, various wrenches play their own roles in different fields. A dual-purpose wrench is a common type of wrench. Since one end is the same as a single-ended open-ended wrench and the other end is the same as a to... read more

What are the maintenance and material classification of ratchet wrenches?

Maintenance and maintenance 1. There must be no rust, burrs, cracks, spots, etc.; 2. The flip is symmetrical, and the laser lettering should be clear; 3. The torque must meet the specified standards, and the card position must be accurate 4. The operation of the ratchet wrench should be flexible, an... read more

What are the classification and application of ratchet wrenches?

Simple wrench head structure analysis of the effects of ratchet wrenches. The magical effect of the combination curve in the design of the wrench. Generally, the surface of the threaded connection structure that receives the external force when tightening adopts the structure of a regular hexagonal ... read more

Ratchet wrench and how to choose specifications?

The ratchet mechanism of the ratchet wrench is a unidirectional intermittent motion mechanism composed of a ratchet wheel and a pawl. The ratchet mechanism is mainly composed of a rocker, a pawl and an outer ratchet. When the rocker swings clockwise, the pawl hinged on the rod will be inserted into ... read more

What is the working principle of ratchet and its product application?

A ratchet is defined as a gear with a rigid tooth surface or friction surface on the outer or inner rim, and is an important component of the ratchet mechanism. It is moved step by step by the pawl pushing action. The characteristic of this meshing movement is that the ratchet wheel can only rotate ... read more