Use of power tools

1. Check the electric tool carefully before use, the appearance is not damaged, the switch action is flexible and free of jamming, the power lead and the shell of the electric tool should be in good condition.

2. Hand-held electric tools with metal casings should have reliable protective grounding wires. The power lead is a multi-core soft rubber sheathed cable, and the two ends of the grounding protection wire should be firmly connected.

3. Power tools should be used by full-time personnel with certain professional knowledge. Use should strictly abide by the relevant safety operating procedures.

4. Before use, it is necessary to check whether the relevant electrical protection devices and mechanical protection devices are in good condition. Its operation should be normal.

Also pay attention to whether the rotating part is flexible and free of jamming.