... 2.CE certification 3.Stepper Motor 4.DSP Control System 5.Competitive Price PCB engraving machine SY-4040 Parameters: ... 75%22Packing Size910X880X800mm 23Net Weight100KG 24Gross Weight150KG Features:1,Axis under the control of software, high automation,high speed ... musical instruments.3. Board processing: plastic chemical components, PCB, ABS, PP, PE.4. Decoration: Acrylic, PVC, MDF, glass, plastic and ...