Name: blue new type with cooling hole engraver

Item no. : 7505 (2)

Weight: about 400g

Mechanical principle:

 Use the alternating current frequency periodic characteristic to produce the forced vibration (up and down vibration) to drive the pen to work.

Method of use: as a pen to write a slightly tilted Angle (about 45 degrees), and the hands rested on the table, don't hard down, the script writing the slower than usual. Regulated by gear can adjust the carving stroke, through repeated carving master its performance, in order to meet the compose the font size and depth of different material requirements.

Suitable material: Wood, metal, stone, jade, etc

Caution: continuous working should not be more than 30 minutes, so as to avoid damage to the coil. Only intermittent use can guarantee the life of the body. When the housing is heated, it should be used after cooling