Select Electric Screw Driver According Your Requirement

The selection of the electric screw driver bit

Selecting the bit requirements design of Electric Screw Driver is mostly based upon: torque, joint station, and screw groove measurement, screw station length and likewise size reduction demands;

Presently, the electronic sector is swiftly changing; a growing number of special screws or other bolts appear on the setting up market. For these screws, non-standard tailored bits can please the locking requirements.

As a result, customers need to supply the bit drawing or utilize the caliper to identify the dimension of each part of the bit. Otherwise, customers can directly send the screw example to the bit producer to match. The engineer will definitely help confirm the specifications of the Electric Screw Driver and choose the ideal bit to ensure manufacturing effectiveness.

Bit selection action

1. Determine the shapes and size of the Electric Screw Driver bit jack

  •  According to the size and shape of the shank size, there are 4 major kinds of little bits:
  • 5MM Hexagonal shank: the elevation of opposite side is 5M
  • 6.35 MM Hexagonal shank: the elevation of contrary side is 6.35 MM
  • 4MM Round shank: Shank diameters 4MM
  • 5MM Round shank: Shank sizes 5MM

2. Find out the screw measurement. If the screw is M4 (the size of the thread component is 4MM), pick the bit with the head size of 4MM.

3. Develop the measurement of the screw cap cross-patterned road.

4. Determine the depth of the screw opening. If the depth of the screw hole is 20MM, choose the bit with a size above 40MM.

Technique for replacing the bit with an electrical screw driver

As the most typical commercial quality gadget in business assembly, the screwdriver bit is a loss device. Considering that it has been rubbed with the screw, it requires to be changed after a period of use.

There are 5 actions, the actions are as follows:

  • Prepare one electrical screwdriver in addition to one φ4 bit. 4 implies the deal with the batch head is a 4mm external round.
  • Lower the shaft cap of the Electric Screw Driver with the female finger, to guarantee that the steel round of the card starter recuperates and the shaft core leaks out.
  • Put the screwdriver head down on the card positioning and likewise launch the shaft cap.
  • Draw the puller to judge whether it is installed in place.
  • Make certain to mount the OKAY and after that power on the Electric Screw Driver to lock the screw.


The bit is one of the important parts of the Electric Screw Driver. Just by picking the matching bit and transforming it in time can the electrical screwdriver work efficiently. I hope this post can assist viewers.

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