Features of pliers
Pliers generally include wire cutters, needle-nose pliers and diagonal pliers. It is used to clamp or bend sheet-shaped, cylindrical metal parts and cut metal wires, and its side edge can also be used to cut thin metal wires.
Classification and use of chisels
Chisels have different modeling classifications according to different uses: Flat chisel: The cutting edge is flat, and the cutting edge and the chisel body are in an inverted isosceles triangle. It is mainly used to make square holes or repair some square holes; Oblique chisel: The blade is at a 45° angle, and the blade…
How to use the chisel
When using a chisel to drill an eye, generally hold the chisel handle with the left hand and the hammer with the right hand. The chisel needs to be shaken on both sides when drilling the eye. The purpose is to not clamp the chisel body, and also to remove the wood chips from the…
Introduction and characteristics of screwdrivers
1. Ordinary screwdriver Different screwdrivers It is a screwdriver with the head and handle built together. It is easy to prepare and can be used as long as it is taken out. However, because there are many different lengths and thicknesses of screws, it is sometimes necessary to prepare many different screwdrivers. 2. Combined screwdriver…
The purpose of the screwdriver
Uses: There are many styles and specifications of screwdrivers. They are divided according to the shape of the head. The commonly used ones are mono-shaped, cross-shaped and special shapes. According to the material of the handle, the commonly used are wooden handles, plastic handles, and plastic handles. kind. Common screwdriver usage methods: ①The use of…
The role of the sleeve
1. It can be used as a wrench or socket wrench. It is a special tool for tightening or loosening screws. It is composed of several inner hexagonal sleeves and one or more upper sleeve handles. The inner hexagons of the sleeve are arranged in sequence according to the bolt type, which can be selected…
Advantages of socket wrenches
1. The sleeve is suitable for the construction of the steel bar connection in the reinforced concrete structure of various structures that bear the two-way force of tension and compression. 2. Material saving and energy saving are not restricted by the composition and type of steel bars. 3. The sleeve can be connected in all…
The use of socket wrenches
Used for the nut end or the bolt end is completely lower than the surface to be connected, and the diameter of the concave hole cannot be used for open-end wrenches, adjustable wrenches and box wrenches, just use a socket wrench, in addition to the space limitation of the bolt parts, only a socket can…
Introduction and usage of torque wrench
Torque wrench-also called torque wrench or torque wrench. Torque is the product of force and distance. When tightening screws, bolts, nuts and other threaded fasteners, it is necessary to control the applied torque to ensure that the threads are tightened without excessive torque. The thread is broken, so use a torque wrench to operate. First…
Features of torque wrenches
Torque wrenches are labor-saving. There are many places where torque wrenches can be used in daily life. Generally, torque wrenches must be used where there are screws. It is widely used in automobiles, motorcycles, railways, bridges, pressure vessels, etc.. A digital torque wrench dedicated to the detection of thread tightening torque in industries that have…