... machine 1.600x900mm,CE 2.1.5kw constant power spindle 3.square guide,stepper motor 4.OEM SD-6090 automatic ... marble,granite,white marble,sandstone,glass type,copper,iron,plastic,stone sculpture processing,category carved glass-cutting and engraving melting ... material.Technical parameterModel SD- 6090 stone engraving machine X,Y working area 600×900mmTable size 720×1150mmZ working ...