Feature:1. This kit contain complete supporting facilities, made of excellent aluminum alloy materials2. This is a DIY kit with a lot of possibilities. This complete CNC kit is compatible with for GRBL(requires firmware installation)3. Possess all the basic electronic parts needed to set up CNC, laser engraving machine or robot4. 3D printer CNC kit is light weight, possess good strength and good corrosion resistance5. Can be used for 3D printer, a variety of accessories can meet your different needsSpecification:Item Type: 3D Printer CNC KitMaterial: Aluminum alloyMotor Model: 5628Motor Shaft Diameter: Approx. 8mm or 0.3in, 6.35mm or 0.3inInput Voltage: DC9-40VInput Current: Recommended switching power supply 5AOutput Current: Maximum 0.5-4.0A, 160WPower Consumption Breakdown: 1, 2 or A, 2 or B, 4, 8, 16, 32Working Temperature: -10-450Storage Temperature: -40-70Humidity: No condensation, no water dropletsPurpose: 3D printer.Package List:4 x 5628 Motor4 x Motor Wire4 x Drive4 x Limit Switch1 x R31 x USB Cable1 x CNC Expansion Board1 x User ManualNote:It is forbidden to contain flammable gas and conductive dust.