Abstract: Nowadays, DC (direct current) motors are widely used in industry. Air conditioners, computer drives, electric toothbrushes, portable vacuum cleaners, drilling machines, trimmers, food mixers ...

There are a variety of string trimmer heads, each with different downsides, so it's best to inform yourself before choosing ...

These are the best head shavers to shop to keep your hair short. Choose from both dry and wet shavers from brands like Phillips, Braun, Remington and more.