Steel Measuring Tape with Nylon Coated Tape High quality

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Specification

tape coated:

nylon coated tape blade

accuracy:

Class I accuracy

1. Tape accuracy: Class I accuracy

2. Tape coated: Nylon coated tape blade with long use life

Products Specification :

Q: Do a physical question, the answer is more suitable for the amount, length of tape than steel tape, but I see the usual amount of furniture such as steel tape used, they want to ask what is the two specific differences in structure and function.: From a measurement point of view, it must be a steel tape correctly. Because of its high strength and low elasticity, the measurement error is smaller. In formal measurement, it is necessary to use steel tape instead of leather tape. Said some of the popular, is the steel tape for you as long as the correct, regardless of his size, the error is very small, while the tape is different, too hard and some small hard there might be different.But leather tape also has its advantages. Cheap, soft, hard to hurt.As a formal requirement, the measurement accuracy is high, you should use steel tape measure, the general household does not matter.Let me make a statement. I am a professional.

Q: The stretching and winding principle of steel tape measure? The concave section is it. How to analyze it from mechanical angle?I do not know that you have played a small play like, is made of tin, was to go to school to play, about 20cm long, cross section is concave, usually straight, put it a shot in the arm, it rolled around the arm. Please explain it with mechanical knowledge!: Made of a concave, with a certain rigidity, because the concave can make the ruler straight, not easy to bend.

Q: What's the working principle of a tape measure that automatically shrinks back? It's best to give a schematic of the structure!: It has a tape and the same no numerical counter force and Norma, bell like clockwork, you pull the foot, it is wound up, you loose, it will recover the anti tension tape.

Q: Would you like to measure the size of your door and window when you want to decorate?: The best is to decorate the volume, in some places they measure the size of their own side

Q: A lot of tape measures mark these two lengths individually. What's the meaning of these two lengths?: Mm means mm

Q: Does the tape measure 20 centimeters, top or bottom, centimeter on top or centimeter below?: Look, it shows millimeters on the top. Centimeters. Meters

Q: The film pulls it apart. Can it take it back? Take it back, just like a tape measure.: General is not, and need to hand to collect.Don't know if I can see uploaded to the map, you can search for a film, one end of the shaft is outstanding, can rotate, that is the axis. You have a new film in your hand. You can try it. You need to pull out a small piece of film when you roll it on.

Q: What are the two marks on the tape measure? What's the difference between the top and the bottom? Which is the cm, which is still without DM: Here is the centimeter, and the upper one is in inches.