Laser engraving machine: bamboo slips, wood, paper,jade, fabric,lether,shell, and ... focus optic (11) Rotary attachment(option) Applicable materials:Cutting and engraving: rubber, plastic, organic glass, cloth, leather, wool fabric, ceramics, ... %software setting8) Smallest Character Engraving Chatacter: English 1x1mm9) Resetting positioning accuracy: ±0.1mm 10) Supported File Format: DST,PLT,BMP,DXF ...