As one of the necessary tools for electricians, adjustable spanner should appear in every electrical worker’s toolbox!

Adjustable spanner, also called adjustable spanner, is suitable for bolts and nuts with irregular size. It can adjust the opening size arbitrarily within a certain range. One adjustable wrench can be used in place of multiple open wrenches.

The use of adjustable spanner:
The opening size of the adjustable wrench can be adjusted arbitrarily within a certain range, and the use of the occasion is the same as the open wrench, but the operation of the adjustable wrench is not as flexible as the open wrench.
Adjustable wrench specifications: to the maximum opening width (mm) to express, electricians commonly used: 150mm x 19mm(6 ‘), 200mm x 24mm(8 ‘), 250mm x 30mm(10 ‘) and 300mm x 36mm(12 ‘) and other four specifications. Generally made of carbon steel (T) or chromium steel (Cr).

Notes for use of adjustable wrench:

1, the bolt or pipe fitting should be selected according to the size of the appropriate adjustable wrench.

2, when using the adjustable wrench, adjust the adjustable wrench properly first, so that the adjustable wrench jaw and bolt, nut two opposite edge is completely close, there should be no gap. Prevent slipping, which may damage pipe fittings or bolts and cause injury.

3, should not set the use of force tube, do not use the wrench as a hammer, hammer, crowbar, etc.

4, use the spanner to pull hard, do not pull back, so as not to damage the spanner.

5. When pulling the rusty nut. A few drops of kerosene or oil may be placed on the nut. After a while. It’s ready to go. When the screw does not move, do not use steel pipe sleeve in the handle of the adjustable spanner to increase torque. Because it is easy to damage the movable lip or nut, resulting in nut cannot be removed.

6. When a wrench is needed for climbing operation. To be passed by rope, not thrown up and down.