Electric screwdriver purchase elements and precautions for use（2）

Maximum speed

If the core of the car is the engine, then the core of the electric screwdriver should be its motor. The faster the maximum speed can handle relatively more work, which, to put it bluntly, directly affects the upper limit of the work that the electric drill can handle.

The current mainstream configuration of electric screwdrivers for 220 ~ 360 revolutions per minute. This electric screwdriver maximum speed of 250 revolutions per minute, enough to deal with a variety of screw processing tasks at home.

After the purchase should also check the concentricity of the electric screwdriver, the hand of this one concentricity is perfect, both punching and screwing can maintain the branch line forward. The high speed is even easier and more enjoyable for small jobs such as wood panel openings.

Maximum torque

Whether the rated voltage, maximum speed or maximum torque, is to determine an electric screwdriver screwing strength of the upper limit, generally in the maximum torque between 3 to 5N-m.

Portability and feel

Home electric screwdriver, the more compact the more portable, my this is only half near more, compared to the professional big head drill to use will not feel tired.

Electric screwdriver use precautions

Although electric screwdrivers are very practical, can deal with many common problems at home, in the use of the time to pay attention to the standard operation, safety first!

To use matching models of bits or drill bits, special needs can also be equipped with some special bits alone.

If you need to drill, check the drill bit for damage such as chipping cracks before use, do not use a problematic drill bit.

To ensure that the power is sufficient before use, and that it can be charged with the included type-C data cable when the power is insufficient.

After use, store in the tool box to prevent accidental touching accidental start.

Always have a small electric screwdriver at home, hang a picture on the wall or hole board, assemble a furniture, tighten a screw and so on can not ask for, after the hands of the sense of accomplishment is also full of men's happiness is sometimes so simple.