Feature: 1. EFFICIENT MOTOR: This engraving machine is equipped with three stepping motors and one spindle motor, with fast speed, and supports the system software to directly import files for engraving. 2. OFF LINE CONTROL: For GRBL control has X,Y,Z axes driver and all functions, and can be used with offline controller for offline control. 3. ALL ALUMINUM BODY: The engraving machine adopts an all aluminum alloy body, which has high hardness, wear resistance and long service life. 4. FREE ADJUSTMENT: 2 new handwheels are added at both ends of the engraving machine, allowing you to freely adjust the position of the X axes and Y axes. 5. WIDE APPLICATION: The engraving machine can cut wood, plastic, acrylic, PCB, PVC, copper and soft aluminum, stone, etc. Specification: Item Type: CNC Router Machine Material: Aluminum alloy, stainless steel, brass Product Model: CNC 3020max Control Software: for GRBL control Rack Material: All aluminum Effective Stroke: Approx. 300 x 180 x 40mm / 11.8 x 7.1 x 1.6in Sizes: Approx. 400 x 330 x 240mm / 15.7 x 13 x 9.4in Drive Motor: 42 stepper motor 1.68A 0.55N.M Turning Screw: T8 screw Support System: For Window XP, for Win7,for Win8,for Win10,for Linux Engravable Materials: Plastic, wood, acrylic, PVC, PCB, copper and soft aluminum, stone and other materials Spindle: Spindle motor 24V 150W 12000 rpm Machining Command: Laser: G CODE, JPG, DXF file CNC: G CODE, TAB, NC, NCC files Power Adapter: Input: 100-240V Output: 24V 10A. Package List: 8 x Aluminum Profile1 x Base5 x Slide Block4 x Linear Guide Rail2 x Lead Screw2 x Motor1 x Spindle1 x Host1 x Winding Pipe1 x Spindle Washer10 x Milling Cutter3 x Motor Wire1 x Power Adapter1 x Mainboard1 x Power Line1 x USB Cable2 x Spring8 x Base Fixing Screw4 x Base Fixing Metal Plate4 x Base Fixed Nut4 x Washer1 x U Disk6 x Hex Wrench2 x Wrench1 x Brush10 x Cable Tie4 x Foot Pad2 x Rotary Knob2 x Bearing Pedestal2 x Brass Nut2 x Coupling Fixing Screw1 x Chuck1 x Chuck Nut5 x Accessories Package10 x Screw6 x Nut10 x Washer