... Double laser head, sync moving. Double your working speed.2. Designed by experienced engineer, low electromagnetic interference3. Working size ... 000mm/minRepeating Location0.01mmMinimum CharacterEnglish 1 * 1mm Chinese 2*2mmMax Power<1100WWorking Travel Area1200*800Dictate Format*.plt,*.dst ... 1. Rotary system. For engraving column & cylinder, etc.2. Motorized up-down table. For feeding thick work piece, ...