기능

• Ergonomic handle shape.
• By pressing the button on the grip end, the rotation speed is increased up to 4 times.
• Because of the simple mechanical structure that combines gears and springs, it is difficult to break down and lasts a long time.
• Since it does not use batteries or electricity, it does not put a burden on the environment.
• An insulating tool that guarantees safety under 1000 volt working conditions.
• electrician and electrical work