Common styles and specifications of screwdrivers

A screwdriver is a specialized tool for tightening screws, used in places with screws and widely used in daily life. A screwdriver is the simplest tool among hand tools, with a blade and a handle, but it is also a groundbreaking invention of hardware tools. With the development, there are various styles and specifications of screwdrivers, and this article introduces the classification of styles one by one. The style of a screwdriver is generally divided according to the shape of the blade.
flat-head screwdriver
One character design is a very common screw style in daily life, with a knife head resembling one character. English is Slotted Screwdriver.
The specifications of a screwdriver are generally blade width x, for example: 3 x 75MM. The width of the blade head is 3MM, and the overall length of the blade is 75MM. However, the length of the entire screwdriver is not 75MM because 75MM does not include the length of the handle.
Another specification representation method is that SL represents a word, followed by a number indicating the width of the tool holder, such as SL1.5, SL1.7, SL2.5, SL3, etc
The width of the blade is generally 1.5mm, 1.7mm, 2.5mm, 3mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, etc.
The length of the blade holder is generally 60mm, 75mm, 80mm, 100mm, 150mm, 200mm, 250mm, 300mm, etc.
Phillips screwdriver
A Phillips screwdriver is more common than a Phillips screwdriver, with a blade slot resembling a Phillips screwdriver. English is Phillips Screwdriver.
Cross screwdriver generally has 7 specifications from small to large, with PH000, PH00, PH0, PH1, PH2, PH3, and PH4 representing the cross slot number of the screwdriver head. Also expressed as slot number x tool holder length, PH0 x 100MM, which means the cross slot number is PH0. The tool holder length is 100mm.
The diameter of the tool holder corresponding to PH000 to PH is 1.5mm, 2mm, 3mm, 4.5 or 5mm, 6mm, 8mm, 10mm.
The length of the shank produced by a Phillips screwdriver is generally the same as a straight line. Please refer to the above content.
Mi shaped screwdriver
The shape of the blade of a rice shaped screwdriver is like a rice shaped screwdriver, known as Pozidriv Screwdriver in English. The specifications are generally represented by the PZ number, and commonly used specifications include PZ0, PZ1, PZ2, and PZ3. The rice shaped screwdriver is an upgraded version of a Phillips screwdriver that can withstand high torque and is not easy to slide. The diameter of the tool holder corresponding to PZ0-PZ3 is the same as the cross diameter, which is 3mm, 4.5 or 5mm, 6mm, 8mm respectively.
Star shaped screwdriver | Flower shaped screw | Plum shaped screwdriver
Star shaped screwdrivers are not as common as cross shaped and straight shaped screwdrivers, but they are still essential. The notch of the blade is shaped like a star, also known as a flower.
There is a hole in the middle, but no hole in the middle.
The English name is star shaped screwdriver Torx Screwdriver.
The specifications of star shaped screwdrivers are generally expressed in diagonal length, usually represented by the T number. Common standards include the following specifications. T1、T2、T3、T4、T5、T6、T7、T8、T9、T10、T15、T20、T25、T27、T30、T40、T45、T50、T55、T60、T70、T80、T90、T100 Wait.
Hexagonal screwdriver
The head of the hex screwdriver is hexagonal, which is the same shape as the head of the hex wrench. The concave shape of the screw head used for disassembly is also hexagonal, called an internal hexagonal screw.
The English name for an internal hexagonal screwdriver is Hexagonal Screwdriver. Therefore, the specifications of an internal hexagonal screwdriver are generally expressed in terms of the length of the opposite side, with the unit of length being MM. Common specifications include H1, H1.5, H2, H2.5, H3, H4, H5, H6, etc.
Y-shaped screwdriver
As the name suggests, the blade slot of the Y screwdriver is shaped like the letter Y and is used to disassemble Y-shaped screws. The specifications of a Y-shaped screwdriver are generally represented by the diameter of the blade, usually with a number followed by Y. Common specifications include Y1, Y2, Y3, Y4, Y5, Y6, etc.
Square screwdriver
The blade shape of a square screwdriver is quadrilateral, used for disassembling concave screws.
The specifications of square screwdrivers are generally represented by the edge distance, with the letter S in front. Common specifications include S2, S2.5, S3, S3.5, S4, etc.
Triangular screwdriver
The shape of the triangular screwdriver head is a triangle, and triangular screwdrivers are generally represented by the height of the triangular head. They are commonly used in specifications such as 1.8, 2, 2.3, 2.6, 2.7, and 3. Triangle screwdrivers are not used frequently and are difficult to find in small hardware stores. They can be purchased in large hardware stores, but some online shoppers believe that purchasing is not a problem.
U-shaped screwdriver
The blade of a U-shaped screwdriver has two protruding ports, like a letter U, and its specifications are generally represented by the distance between the two protrusions. Common specifications include U1.7, U2.0, U2.3, U2.6, etc. There are not many usage scenarios for U-screwdrivers, and bull sockets are quite common.
Five pointed star screwdriver
The shape of the five pointed star screwdriver head is a five pointed star, commonly used for screws on Apple phones, with commonly used specifications of 0.8, 1.2, 1.6, 2, etc.
Internal cross screwdriver
Compared to regular Phillips screwdrivers, the Phillips of internal Phillips screwdrivers are concave and rarely used. The commonly used specification is only a blade diameter of 5mm.
Trident screwdriver
This type of fork is more common than a U-shaped screwdriver and has a lower frequency of use, making it suitable for use on new bull sockets.
In addition to the styles of screwdrivers mentioned above, there are also various styles of screwdrivers with different shapes of screws. Except for the cross and the letter, the rest are collectively referred to as irregular screwdrivers due to their infrequent use. When purchasing, you can search for irregular screwdrivers and should be able to find them. For the convenience of use, there are now many products in screwdriver sets, including the styles and specifications of the vast majority of screwdrivers.