Engraving machine 1.less maintance 2.engraving intensity and depth is adjustable 3.small for shipping 4.easy operate Engraving machine Machine control part is composed of 5 parts: the power switch ( POWER ), the machine start switch ( START ), the direction control keys ( arrow), pressure regulating switch (PRESSURE ), ring plane change-over switch ( R, F )Machine' name: DKM-ZDProduct features:1. ...