... speed in chinese engraving industry. Advance cnc cutting and engraving machine 1224Feature:1) Adopt DSP processor which controlling precision is ... Keep the engraving speed constantly at both curve and straight line, and its efficiency is upto 3 times the other ... for cumtomized configuration, such as multi-spindles, vacuum cleaner, lathe bed of vacuum adsorption, syringe, Automatic Tool Changer, twin ...